PVM78E-022DRR0BN-1212 Profibus Multiturn Explosion-Proof Absolute Encoder Custom Replacement
O PVM78E-022DRR0BN-1212 is a robust multiturn absolute encoder designed for hazardous industrial environments requiring Profibus communication. It is widely used in oil and gas, chemical processing, and heavy machinery sectors where precise positional feedback and explosion-proof certification are critical. Its durable housing and precise multiturn measurement ensure reliable performance even under high vibration or temperature variations.
Our custom replacement service offers a fully compatible alternative to this model, maintaining Profibus signal integrity, mechanical dimensions, and functional accuracy. We provide options for reinforced shafts, optimized mounting flanges, and enhanced environmental protection. Production and testing are completed within 15 working days, ensuring that clients can quickly resume operations with minimal disruption.
Technical Data for Multiturn Absolute Rotary Encoder PVM78E
General Specifications
| Attribute | Detalhes |
|---|---|
| Detection Type | Photoelectric Sampling |
| Device Type | Multiturn Absolute Rotary Encoder |
| Functional Safety (MTTFd) | 210 a, L10: 7.7 E+9 at 3000 rpm |
| Operating Voltage (U_B) | 10 … 30 V DC |
| No-load Supply Current (I_0) | max. 230 mA at 10 V DC, max. 100 mA at 24 V DC |
| Time Delay Before Availability | < 1000 ms |
| Linearidade | ± 2 LSB at 16 Bit, ± 1 LSB at 13 Bit, ± 0.5 LSB at 12 Bit |
| Output Code | Binary Code |
| Interface Type | PROFIBUS DP |
| Resolução | Single Turn: Up to 16 Bit, Multiturn: Up to 14 Bit, Overall: Up to 30 Bit |
| Transfer Rate | 0.0096 … 12 MBit/s |
| Standard Conformity | Perfil PNO 3.062, RS-485 |
Environmental and Durability
| Attribute | Detalhes |
|---|---|
| Degree of Protection | DIN EN 60529, IP66 |
| Climatic Testing | DIN EN 60068-2-78, no moisture condensation |
| Emitted Interference | EN 61000-6-4:2007/A1:2011 |
| Noise Immunity | EN 61000-6-2:2005 |
| Shock Resistance | DIN EN 60068-2-27, 100 g, 3 ms |
| Vibration Resistance | DIN EN 60068-2-6, 10 g, 10 … 2000 Hz |
Approvals and Certificates
| Attribute | Detalhes |
|---|---|
| IECEx Approval | Equipment protection level Gb, IECEx ITS 15.0061X |
| ATEX Approval | Equipment protection level Gb, ITS 15 ATEX 18372X |
Ambient Conditions
| Attribute | Range |
|---|---|
| Operating Temperature | -40 … 70 °C (-40 … 158 °F) |
| Storage Temperature | -40 … 85 °C (-40 … 185 °F) |
Mechanical Specifications
| Attribute | Detalhes |
|---|---|
| Material | Housing, Flange: Anodized Aluminum or Stainless Steel 1.4404 / AISI 316L, Shaft: Stainless Steel 1.4404 / AISI 316L |
| Massa | approx. 2600 g (combination 1), approx. 3900 g (combination 2) |
| Rotational Speed | max. 3000 min^-1 |
| Moment of Inertia | 180 gcm^2 |
| Starting Torque | ≤ 4 Ncm |
| Shaft Load | Axial: 60 N, Radial: 80 N |
Connectivity
| Attribute | Detalhes |
|---|---|
| Cable Connection | ∅9.6 mm, 7-core, Terminal compartment for connections |
Operating Modes and Parameters
| Operating Mode / Parameter | Description |
|---|---|
| Direction of Rotation | Programmable, cw ascending or descending |
| Scaling Function | Supported, programmable resolution per revolution |
| Preset Function | Supported, programmable preset value |
| Diagnostic Reporting | Expanded diagnostic reporting supported |
| Speed Transfer | Supported, with selectable unit |
| Limit Switches | Programmable limit switches (software) |
| Commissioning Mode | Supported, with commissioning mode |
