PVM78E-022DRR0BN-1213 Tailored Alternative Profibus Multiturn Explosion-Proof Encoder
The PVM78E-022DRR0BN-1213 encoder delivers precise absolute position feedback for critical automation applications in explosive environments. Its explosion-proof design, combined with Profibus multiturn functionality, makes it ideal for refineries, offshore platforms, and hazardous process plants. Its construction ensures resistance to dust, moisture, and mechanical stress.
Our tailored replacement solutions replicate the original specifications while allowing non-standard customization, including alternative electrical interfaces, cable lengths, and connector orientations. Each unit undergoes rigorous quality testing, including vibration, temperature, and EMC compliance. The full production cycle is 15 working days, allowing for rapid deployment in urgent maintenance or upgrade projects.
Technical Data for Multiturn Absolute Rotary Encoder PVM78E
General Specifications
| Attribute | Details |
|---|---|
| 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 |
| Linearity | ± 2 LSB at 16 Bit, ± 1 LSB at 13 Bit, ± 0.5 LSB at 12 Bit |
| Output Code | Binary Code |
| Interface Type | PROFIBUS DP |
| Resolution | 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 | PNO profile 3.062, RS-485 |
Environmental and Durability
| Attribute | Details |
|---|---|
| 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 | Details |
|---|---|
| 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 | Details |
|---|---|
| Material | Housing, Flange: Anodized Aluminum or Stainless Steel 1.4404 / AISI 316L, Shaft: Stainless Steel 1.4404 / AISI 316L |
| Mass | 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 | Details |
|---|---|
| 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 |
