Beli Haas Ec-500 bekas (22.372)

Kondisi: baru, jarak tempuh: 100 km, daya: 375 kW (509,86 hp), jenis bahan bakar: diesel, berat keseluruhan: 26.000 kg, konfigurasi gandar: 3 gandar, rem: retarder, warna: putih, tipe perpindahan gigi: otomatis, kelas emisi: Euro 6, lebar total: 2.550 mm, panjang ruang muatan: 6.400 mm, lebar ruang muat: 2.470 mm, tinggi ruang muatan: 1.150 mm, Tahun pembuatan: 2026, Perlengkapan: ABS, derek, filter jelaga, pemanas parkir, pendingin udara, program stabilitas elektronik (ESP), sistem navigasi,

Kondisi: bekas, jarak tempuh: 104.313 km, daya: 130 kW (176,75 hp), pendaftaran pertama: 01/2009, jenis bahan bakar: diesel, berat kosong: 6.690 kg, berat muatan maksimum: 3.810 kg, berat keseluruhan: 10.500 kg, bahan bakar: diesel, warna: perak, kabin pengemudi: lain, tipe perpindahan gigi: mekanis, kelas emisi: Euro 4, suspensi: lain, panjang total: 5.880 mm, Tahun pembuatan: 2009, tinggi konstruksi: 2.900 mm,

Kondisi: hampir baru (bekas), Tahun pembuatan: 2025, jam operasional: 30 h, Fungsionalitas: berfungsi sepenuhnya, rentang pengukuran sumbu X: 800 mm, rentang pengukuran sumbu Y: 800 mm, rentang pengukuran sumbu Z: 500 mm, berat benda kerja (maks.): 100 kg, masa garansi: 12 bulan, jenis arus masuk: AC (pendingin udara), tegangan masuk: 230 V, sambungan udara terkompresi: 6 batang, Perlengkapan: Pelat tipe tersedia, dokumentasi / manual, High-Precision Reference Measurement Center – Mahr OMS 800/500 HA Multisensor Coordinate Measuring Center with Extended Measuring Range in Z-Axis Factory overhauled and modernized in 2025 – ready for immediate use. Technical Data Measuring Range: 800 × 800 × 500 mm Sensors: Optical Sensor: Camera & Laser (active measuring) Renishaw TP200 touch-trigger probe system (additional options: TP20, SP25 …) Camera system with 10x lens (optional: 1x, 5x, 20x) 3D Multisensor head MSH with transmitted light, reflected light, laser & probe interface Software: OptiCheck3D 2025 – user-friendly, interactive programming Evaluation Station: High-performance PC with Windows 11 Professional (64-bit) Accuracy: Length measurement uncertainty: E1 = 0.9 + L/600 µm E3 = 1.9 + L/400 µm (L in mm) Scale resolution: 0.1 µm Dimensions / Weight: Dimensions: 2360 × 1940 × 3300 mm Weight: approx. 8090 kg Max. workpiece weight: 50 kg (glass), 100 kg (granite), extendable Travel speed: max. 200 mm/s Device Details Model: Mahr MarVision OMS 800/500 HA CNC Design: High-precision, air-bearing multisensor measuring center Special feature: Active vibration damping (BILZ Bi Air) Condition: From laboratory use in precision measurement room, factory refurbished in 2024 New price for comparable devices: from approx. €650,000 Delivery time: approx. 4 weeks from order Highlights Leasing purchase option: 0% interest, no bank transaction Factory overhaul 01/2024 with warranty & guarantee Live demo: Online or on-site available Optional service package: Transport (worldwide), commissioning, calibration/certification, training, user instruction 18 months free: software update service & hotline support Software: Full OptiCheck3D license (no subscription costs) Gisdpoxbyxysfx Aa Djw Remote service: Online board support directly on the measuring device Individual adaptations & retrofitting available on request Latest 64-bit CNC controller & evaluation station (Windows 10/11) Supply & Environment Compressed air: 6 bar ±0.1 bar (filtered, ISO 8573-1, consumption approx. 160 Nl/min) Voltage: 115/230 V ±10%, 50/60 Hz ±5%, 2500 VA Environment: Temperature: 20 °C ±1 K Humidity: 40–70% RH Vibrations: < 5 µm amplitude at < 5 Hz Service & Demo Online demos available at short notice Optional demonstration directly at the customer site

Kondisi: siap digunakan (bekas), Tahun pembuatan: 2008, jarak pergerakan sumbu X: 800 mm, jarak lintasan sumbu Y: 800 mm, jarak gerak sumbu Z: 680 mm, produsen pengendali: SIEMENS, model controller: SINUMERIK 840D Powerline, beban meja: 1.000 kg, kecepatan spindel (maks.): 10.000 rpm, daya motor spindle: 37.000 W, jumlah slot dalam magazin alat: 80, berat alat: 25.000 g, jumlah sumbu: 4, These 4-axis Starrag Heckert HEC 500 H/V machines were manufactured in 2008 and 2009. They are equipped with a swiveling head, offering an X-axis travel of 800 mm, a Y-axis travel of 800 mm, and a Z-axis travel of 680 mm. The second machine features a swiveling head with an X-axis travel of 800 mm, a Y-axis travel of 650 mm, and a Z-axis travel of 680 mm. Both machines come with a pallet size of 500 x 500 mm and a maximum load capacity per pallet of 1000 kg. If you are looking for high-quality machining capabilities, these Starrag Heckert HEC 500 H/V horizontal machining centers available for sale are an excellent choice. Contact us for further details. • Package: 2 horizontal machining centers + shared pallet storage system • STARRAG HECKERT HEC 500 H/V (2008) • Control: Siemens SINUMERIK 840D Powerline • Head: Swiveling H/V head (Horizontal/Vertical) • Pallet size: 500 x 500 mm • Travels: X 800 mm / Y 800 mm (vertical position) / Z 680 mm • Rapid traverse: 60 m/min • Spindle power: 37 kW • STARRAG HECKERT HEC 500 H (2009) • Control: Siemens SINUMERIK 840D Powerline • Pallet size: 500 x 500 mm (DIN 55201) • Travels: X 800 mm / Y 650 mm / Z 680 mm • Rapid traverse: 60 m/min • Spindle torque: 82 Nm • Max. tool weight: 25 kg • Max. tool diameter: 80 mm (160 mm with adjacent pockets empty) Giedsy Rr Axepfx Aa Djw • NC rotary table (B-axis): 360,000 x 0.001° • Note: Tool breakage detection system is not operational Additional Equipment • Fastems FPC 1500 linear pallet pool (shared by both machines) • Automation: Both machines are linked to the Fastems FPC 1500 LPP • For the HEC 500 H (2009): • Coolant system with paper band filter • Internal coolant supply, 50 bar • Chip conveyor Technical Specification Taper size SK 40

Kondisi: bekas, Fungsionalitas: berfungsi sepenuhnya, nomor mesin/kendaraan: 570150, Tahun pembuatan: 2015, jam operasional: 10.018 h, stratasys-connex-500-2015 Godpfxjy S Rp Hj Aa Deiw

Kondisi: bekas, Fungsionalitas: berfungsi sepenuhnya, jarak tempuh: 278.509 km, daya: 368 kW (500,34 hp), pendaftaran pertama: 02/2023, jenis bahan bakar: diesel, berat kosong: 8.383 kg, berat muatan maksimum: 9.617 kg, berat keseluruhan: 18.000 kg, ukuran ban: 315/60 R 22,5 u. 295/60 R 22,5, konfigurasi gandar: 4x2, jarak roda: 3.600 mm, inspeksi berikutnya (TÜV): 04/2027, bahan bakar: diesel, kapasitas tangki bahan bakar: 750 l, rem: intarder, warna: kuning, kabin pengemudi: kabin tidur, tipe perpindahan gigi: otomatis, kelas emisi: Euro 6, suspensi: udara, jumlah tempat tidur: 2, Perlengkapan: ABS, AdBlue, EBS (Sistem Rem Elektronik), Tachograph, bantuan mulai menanjak, filter jelaga, kemudi berkuasa, kendali jelajah, komputer bawaan, kontrol traksi, kunci diferensial, kunci sentral, lampu kabut, pemanas jok, pemanas parkir, pendingin udara, pendingin udara parkir, pengaturan jendela elektrik, program stabilitas elektronik (ESP), retarder, sistem navigasi, spion elektrik, spoiler, tangki bahan bakar kedua,

Kondisi: sangat baik (bekas), Tahun pembuatan: 2004, jam operasional: 96.830 h, gaya penjepit: 1.200 kN, diameter sekrup: 40 mm, tekanan injeksi: 1.300 batang, berat injeksi: 231 g, Engel Victory 500/120 Tech (145) without hopper Giodpfxjvt Sbbj Aa Dow General Information Item number: 145 Availability: In stock Year of manufacture: 2004 Brand: Engel Technical Data Shot weight: 231 g Clamping force: 1,200 kN Screw diameter: 40 mm Injection pressure: 1300 (2020) bar Tie bar spacing: Tie-barless Platen size: 740 x 680 mm Control system: CC200 Language: German Power: 41 kW Operating hours: 96,830 h Weight: 7,400 kg Dimensions: 5 x 1.7 m Hopper: No Core pull: Yes Euromap interface: Yes

Kondisi: baik (bekas), Tahun pembuatan: 2004, Demag Ergotech Extra 500-200 (2004) Gedpfx Aajyyzuvj Deiw

Kondisi: siap digunakan (bekas), Components for building a very large energy water wheel. Gearbox: Flender SFO 500 shaft-mounted gearbox Number of gearbox stages: 4 Gear ratio: 185.63 : 1 Transmittable torque: 131,300 Nm Max. input speed n1: 1485 rpm Output speed n2: 8 rpm Shaft diameter D1: 80 mm Shaft diameter D2: 220 mm Weight: 3,500 kg (without electric motor) Dimensions: Length: 2,000 mm Width: 800 mm Height: 1,000 mm For shaft/pipe: Shaft diameter: 560 mm Gisdsh Rrtnspfx Aa Dew Pipe wall thickness: 35 mm Bearing spacing: 10,000 mm The shaft can be shortened as required due to bolted hubs. Welding on the pipe is easily possible due to the 35 mm wall thickness.

Kondisi: siap digunakan (bekas), Tahun pembuatan: 2005, gaya penjepit: 5.000 kN, diameter sekrup: 70 mm, berat injeksi: 1.230 g, el Gijdpfx Aaeyycu Do Dow

Kondisi: diremajakan ulang (bekas), Mesin honing (mesin pengasah silang) SUNNEN EC3500 (seperti ml3500 ml5000 ml2000) TERJUAL – hubungi kami untuk alternatif misal ML3500 atau ML2000 Telah dilakukan retrofit elektronik lengkap (Siemens) Giedpfsphvk Iox Aa Dow Layar sentuh. Antarmuka dengan charger memungkinkan.

Kondisi: sangat baik (bekas), jarak tempuh: 1.450.349 km, daya: 368 kW (500,34 hp), pendaftaran pertama: 12/2006, jenis bahan bakar: diesel, konfigurasi gandar: 6x2, jarak roda: 6.460 mm, bahan bakar: diesel, rem: retarder, warna: lain, kabin pengemudi: kabin tidur, tipe perpindahan gigi: mekanis, kelas emisi: Euro 5, jumlah tempat duduk: 2, panjang total: 9.270 mm, lebar total: 2.550 mm, Tahun pembuatan: 2006, Perlengkapan: retarder,

Kondisi: baru, Tahun pembuatan: 2025, Fungsionalitas: berfungsi sepenuhnya, nomor mesin/kendaraan: 155423, berat keseluruhan: 4.707 kg, jenis bahan bakar: diesel, kapasitas tangki: 597 l, warna: merah, daya: 400 kW (543,85 hp), tegangan keluaran: 400 V, frekuensi keluaran: 50 Hz, jenis arus keluaran: tiga fasa, daya nominal: 400 kW (543,85 hp), daya nominal (semu): 538 kVA, daya kontinu: 400 kW (543,85 hp), daya semu kontinu: 538 kVA, panjang total: 4.100 mm, lebar total: 1.600 mm, tinggi total: 2.200 mm, kecepatan rotasi (maks.): 1.500 rpm, produsen motor: FPT/Iveco, jenis pendinginan: air, konsumsi bahan bakar (gabungan): 100,6 l/100 km, konsumsi bahan bakar (perkotaan): 51,5 l/100 km, konsumsi bahan bakar (luar kota): 70,63 l/100 km, bahan bakar: diesel, kapasitas tangki bahan bakar: 597 l, kapasitas baterai: 100 Ah, tegangan baterai: 12 V, tegangan masuk: 12 V, frekuensi input: 50 Hz, arus masuk: 32 A, suhu operasional: 25 °C, suhu lingkungan (min.): -25 °C, suhu lingkungan (maks.): 45 °C, tinggi kabinet kontrol: 2.200 mm, panjang kabinet kontrol: 4.100 mm, lebar kabinet kontrol: 1.600 mm, jenis perlindungan (kode IP): IP65, kecepatan rotasi (min.): 1.500 rpm, suhu: 25 °C, jenis arus masuk: tiga fasa, masa garansi: 12 bulan, Perlengkapan: dokumentasi / manual, tangki solar portabel, The Bredenoord 500 KVA generator is a reliable and versatile solution for both temporary and long-term power requirements in a variety of environments. This genset is ideal for mobile use and complies with current emission standards. The efficient FPT/Iveco engine, combined with a Stamford alternator, ensures excellent performance and low operating costs. The generator is housed in a sound-attenuated enclosure that minimizes noise emissions, making it ideal for use in noise-sensitive areas (super silent execution). The enclosure features thick, oil-resistant acoustic insulation and external power sockets with circuit breakers for enhanced safety. With a 597-litre fuel tank, the generator offers up to 6 hours of autonomy during continuous operation. It is compatible with diesel, HVO, or GTL fuels, providing flexible fueling options. Technical Specifications: - Model: Bredenoord 500KVA - Rated power: 538 KVA - Maximum power: 538 KVA - Engine: FPT/Iveco C13TE7 - Alternator: Stamford brushless (AVR) - Power range: 220–538 kVA - Voltage: 230/400 V, 50 Hz - Speed: 1,500 RPM - Sound level: 80 dB(A) at 7 metres - Fuel tank capacity: 597 litres - Autonomy: - 100% PRP: 6 hours - 70% PRP: 8 hours - Engine output: 400 kW - Battery charger and engine pre-heater: Standard - Control panel: Comap MRS16 (auto start/stop) - Dimensions (L x W x H): 4.10 m x 1.60 m x 2.20 m - Weight: 4,707 kg - Emission class: Fuel Consumption: - 100% PRP: 100.6 L/h - 70% PRP: 70.63 L/h - 50% PRP: 51.5 L/h Options: Gjdpfewgkrksx Aa Djiw - Engine heater - Battery charger - 3-way fuel valve - XXL fuel tank Sound Attenuation: The generator is engineered with optimised air intakes and special insulation materials to minimise noise. The acoustic insulation is reinforced with wool of various densities to reduce sound across a broad frequency spectrum, making it ideal for use in noise-sensitive environments. Durability: The enclosure is corrosion-resistant due to a coating tested for more than 2,000 hours (C5I-H), ensuring a long service life even under the most challenging conditions. Safety: The generator features reinforced locks and stainless-steel hinges. The doors are designed with a 20-degree bevel to prevent water accumulation and minimise oxidation. Transport and Handling: The generator is easy to move thanks to reinforced lifting eyes and steel beams, ensuring straightforward handling on construction sites. The design guarantees stable and secure transportation without the risk of damage. Customisation: The Bredenoord 500 KVA generator is available in various versions, from 20 KVA up to 600 KVA. Customer-specific adaptations are possible to meet particular requirements and applications. Certifications: - CE certified - Manufactured in Europe Applications: This generator is suitable for a wide range of sectors, including construction, industry, and any application requiring reliable and efficient power supply.

Kondisi: hampir baru (bekas), Tahun pembuatan: 2004, jam operasional: 69.000 h, Fungsionalitas: berfungsi sepenuhnya, gaya penjepit: 1.100 kN, diameter sekrup: 45 mm, 1 Gisdpfx Ajw Hbiasa Dew

Kondisi: baru, Cutting range at 90 degrees: round 510 mm Cutting range at 90 degrees: square 480 mm Cutting range at 90 degrees: rectangular 610 x 450 mm Saw blade length: 5320 x 34 x 1.1 mm Blade speed: 15 - 100 m/min Table height: 820 mm Total power requirement: 3.0 kW Machine weight: approx. 2.3 t Space requirement: approx. 2.65 x 2.8 x 2.2 m For mitre cuts up to 45° to the left in fully automatic operation and up to 60° to the left in semi-automatic operation Material height sensor (automatic cut start detection) Automatic feed unit via ball screw with incremental feed and automatic length compensation Sensor on the saw blade for automatic adjustment of the sawing stroke Fully automatic control of saw frame and clamping device Hydraulic unit with automatic pressure shut-off in idle mode Mechanical chip removal brush, feed vice opens on both sides Minimum rest piece length: 100 mm Giodpfjfu Nbbsx Aa Dow Modern CNC control, freely programmable for multiple sawing jobs with various cutting lengths and quantities Automatic feed unit 500 mm via ball screw with incremental feed and automatic length compensation. Adjustable for cut lengths from 25 to 9,999 mm Fully hydraulic control of saw frame and clamping devices Preselection of 3 different material feed speeds Visualization of the entire work process with simple data entry

Kondisi: bekas, Tahun pembuatan: 2003, gaya penjepit: 150 kN, volume langkah: 399 cm³, tekanan injeksi: 1.598 batang, berat keseluruhan: 7.500 kg, diameter konveyor sekrup: 50 mm, Dasar Pengiriman: ex lokasi Waktu Pengiriman: sesuai kesepakatan Syarat Pembayaran: 100% sebelum pengambilan mesin, bersih tanpa potongan Gsdeylz Aiopfx Aa Doiw

Kondisi: baru, Tahun pembuatan: 2026, The semi-automatic circular saw UK 500 HA is an "upcut" machine, predominantly used for cutting profile materials made of cast aluminium, copper, and hard plastics (solid materials to a limited extent). The machine stands out due to its ease of operation, quick and convenient material changeover, as well as straightforward mitre angle adjustment. The UK 500 HA features a continuously adjustable mitre range of up to 30° to the left and 0° to the right. Saw feed is automatic via push-button control, and material clamping is achieved through two pneumatically operated vertical and two horizontal clamping cylinders. As standard, the machine is equipped with a minimum-quantity lubrication system and an air blow gun for cleaning. Provisions for the connection of a chip extraction system are available on this machine. Equipment: • Precision under-table circular saw • Mitre adjustment 0º/ 45º/ 90º/ -45º / -60º, stepless • Incl. 2 pneumatic clamps (vertical) • Continuously adjustable saw blade feed • Two-hand safety control • Adjustable material stop (rear) • Extraction unit – chip extraction system • Mist spray device for air-oil cooling • Air gun with spiral hose • Incl. maintenance unit with pressure reducer • Ergonomically arranged control panel • Max. cutting height 180 mm • Saw blade 500 mm • Saw blade not included in delivery! You are welcome to inspect the desired machine at any time in our production/showroom hall. Feel free to contact us to arrange this. We look forward to your inquiry! Gsdpfx Ajgwt R Dea Deiw Plantec Maschinen GmbH

Kondisi: baik (bekas), Tahun pembuatan: 2008, Vacuum lifter Manufacturer: VacuMaster Type: VM-ECO-500-H-1 Year: 2008 Gjdpfx Aaoqxat Hj Dsiw In good condition.

Kondisi: bekas, Schüco PDG E CUT Gedpfx Aasyni Apj Deiw

Tahun pembuatan: 2009, Kondisi: baru, Fungsionalitas: berfungsi sepenuhnya,

Kondisi: bekas, Kecepatan spindel: 200 - 3000 rpm Godpfxjxy Ikzj Aa Dsiw Jumlah langkah: 60 - 500 s/min Rentang panjang langkah: 6,0 - 170 mm Berat: 800 kg Semua data tanpa jaminan.

Tahun pembuatan: 2026, Kondisi: baru, Die Flüssigkeit gelangt in die von Heißwasser umgebene Rohrspirale, das von drei elektrischen Heizelementen erwärmt wird. Die Wärme des Wassers erhitzt die Flüssigkeit und eliminiert die Bakterien. Verfügbare Ausgänge: 300 l/h, 500 l/h Der Pasteur ist geeignet zum Erhitzen verschiedener Flüssigkeiten, einschließlich viskoser Produkte: Saft, Püree, Wein, Brühe, Milch und andere. Die maximale Heiztemperatur des elektrischen Pasteurs beträgt 90 ºC (194 °F). Der Saft gelangt in die von Heißwasser umgebene Rohrspirale. Gijdpfx Asizbcnoa Dow Die Rohrspirale besteht aus Edelstahl. Der Boiler verfügt über eine integrierte Spirale. Dies spart Platz und verhindert gleichzeitig Wärmeverluste, die beim Pumpen des Wassers in einen externen Wärmetauscher entstehen würden. So spart diese Technologie bis zu 15-20 % Heizenergie. Die Heizleistung beträgt 30 kW. Der elektrische Pasteur verfügt über ein Touchscreen-Panel mit digitalem Thermostat, das eine automatische Kontrolle der Wassertemperatur ermöglicht. Die automatische Regelung der Flüssigkeitstemperatur sorgt für eine unkomplizierte Einstellung der Abfülltemperatur am Digitaldisplay. Der Pasteur ist schnell und einfach zu reinigen. Eine Reinigung per CIP-Verfahren ist gemeinsam mit unseren Bag-in-Box-Abfüllern möglich. Die Maschine ist mit schwenkbaren Rollen ausgestattet. Der Pasteur ist leicht zu reinigen und zu warten. Unsere elektrischen Pasteure arbeiten perfekt mit unseren Bag-in-Box-Abfüllern zusammen. Eine spezielle Verbindung zwischen den Geräten verhindert das Überlaufen der Flüssigkeit und sorgt für ein reibungsloses Arbeiten.

Kondisi: baru, Tahun pembuatan: 2025, nomor mesin/kendaraan: 947526697, Frumecar ECA 500 vollmobile Betonmischanlage Leistung: 30 m³/h * 4 Zuschlagstoffbunker * Vertikalachsenmischer TRH-750 mit 750 Litern Fassungsvermögen * Die Anlage benötigt kein Fundament und kann innerhalb eines Tages montiert werden * 1 Jahr Garantie ab Inbetriebnahme * Individuelles Angebot und technische Details auf Anfrage Godpfx Ajhd I Sqea Djiw Weitere Maschinen und Mischanlagen finden Sie auf unserer Webseite Weitere Informationen Einsatzzweck: Bauwesen, Verarbeitbares Material: Beton, Allgemeiner

Kondisi: baru, Tahun pembuatan: 2025, nomor mesin/kendaraan: 872406335, Frumecar EMA 500 Betonmischanlage Godpfehd I Utox Aa Dsiw Baujahr: NEU Leistung: 30 m³ pro Stunde * Kapazität des Zuschlagstoff-Bunkers – 25 m³ (4 x 6,25 m³) * Der Bunker verfügt über 8 Austragsklappen mit pneumatischem Öffnungssystem (2 pro Fach) * Mischer – Planetenmischer, 0,5 m³ verdichteter Beton pro Zyklus * Kübelsystem zur Zuschlagstoffförderung * Wasserpumpe inklusive * Kompressor inklusive * Große Steuerkabine inklusive (2,0 m x 2,0 m) mit Klimaanlage * 1 Zementsilo 60 to. * Montage der Anlage und Mitarbeiterschulung inklusive * 1 Jahr Garantie ab Inbetriebnahme der Anlage Weitere Maschinen und Mischanlagen auf unserer Webseite Weitere Informationen Einsatzzweck: Bauwesen, Verarbeitbares Material: Beton, Allgemeiner Zustand: sehr gut, Technischer Zustand: sehr gut, Optischer Zustand: sehr gut,

Kondisi: siap digunakan (bekas), Tahun pembuatan: 2017, Fungsionalitas: berfungsi sepenuhnya, nomor mesin/kendaraan: SVC5003396, rentang pengukuran sumbu X: 500 mm, rentang pengukuran sumbu Y: 450 mm, rentang pengukuran sumbu Z: 300 mm, Perlengkapan: dokumentasi / manual, Mesin telah diservis oleh produsen pada Agustus 2022! DETAIL TEKNIS Rentang pengukuran sumbu X: 500 mm Giedpfsyaq Hysx Aa Dew Rentang pengukuran sumbu Y: 450 mm Rentang pengukuran sumbu Z: 300 mm Total rentang pengukuran: 500 x 450 x 140 mm PERLENGKAPAN Dokumentasi / Buku manual Bola kalibrasi Berbagai perpanjangan probe Sistem pergantian probe 3-kali Renishaw Bagian pelatihan ZONE3 Perangkat lunak metrologi