PVS78E-011DRR0BN-0013 is not replaced safely by matching only the housing size or the PROFIBUS label; EncoderWorks treats it as a custom compatible PROFIBUS DP singleturn encoder solution where 13-bit scaling, DR radial terminal wiring, node address, bus termination, and Ø10 mm clamping-flange fit must be confirmed together. It fails as a replacement when the PLC can see the bus node, but the GSD setup, Class 2 scaling, preset value, direction setting, or terminal wiring does not reproduce the original encoder behavior.
The PVS78E-011DRR0BN-0013 is an explosion-proof PROFIBUS DP singleturn absolute rotary encoder configuration with binary position data, 13-bit singleturn resolution, 10–30 VDC supply, aluminum housing execution, Ø10 mm x 20 mm solid shaft, clamping flange, DR terminal compartment, radial exit, and IP66 flameproof construction. The controller should continue reading 8192 steps per revolution.
The first failure boundary is PROFIBUS parameter matching. The node address must be unique on the segment, and the terminating resistor must match the encoder’s actual bus position. If the GSD setup, Class 2 scaling, preset value, direction setting, or 13-bit resolution parameter is changed, communication may be present while the reported angle is wrong.
This replacement fails when PROFIBUS DP communication is present, but the PLC reads the wrong singleturn angle because node address, bus termination, binary scaling, preset value, GSD setup, or 13-bit parameterization does not match the original encoder.
The second boundary is DR terminal and clamping-flange installation. Bus-in / bus-out A/B wiring, supply, potential earth, shield continuity, dual cable-gland routing, Ø10 mm shaft fit, coupling alignment, and radial terminal clearance must be checked together. Terminal access must not compromise flameproof sealing or shaft alignment.
The replacement decision should first confirm PROFIBUS DP profile compatibility, node address, termination status, 13-bit singleturn scaling, DR radial terminal assignment, 10–30 VDC supply, preset and direction settings, Ø10 mm solid-shaft fit, clamping-flange mounting, shield grounding, flameproof terminal handling, and shaft-load limits. EncoderWorks treats PVS78E-011DRR0BN-0013 as an industrial encoder custom compatible replacement where PROFIBUS parameter accuracy and DR terminal wiring decide field reliability.
Typical production lead time: 15 working days.
Key Data
| Item | Data |
|---|---|
| Model | PVS78E-011DRR0BN-0013 |
| Encoder type | Explosion-proof singleturn absolute rotary encoder |
| Interface | PROFIBUS DP / RS-485 |
| Resolution | 13-bit singleturn |
| Position range | 8192 steps per revolution |
| Supply voltage | 10–30 VDC |
| Shaft size | Ø10 mm x 20 mm |
| Flange | Clamping flange |
| Connection | DR terminal compartment |
| Exit position | Radial |
| Protection focus | ATEX / IECEx flameproof enclosure, IP66 |
| Main failure boundary | Wrong node address, scaling, termination, or terminal handling |
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