FAQ (10 Q&A)

1. Q: What does the front card (140734‑02) do?
   A: It processes signals from proximity, velocity, and acceleration sensors to derive multiple diagnostic outputs, including shaft-position analysis.

2. Q: What is the role of the rear card (138708‑01)?
   A: It provides internal connection for field wiring and delivers precise absolute shaft-position output.

3. Q: How many channels are supported?
   A: Four independent channels, each capable of measuring displacement, vibration, velocity, or acceleration.

4. Q: What’s the temperature tolerance?
   A: Built to operate from –40 °C up to +85 °C, suitable for harsh environments.

5. Q: What power does it draw?
   A: Approximately 7.5 W from the standard rack 24 V DC bus.

6. Q: What outputs are available?
   A: Buffered analog outputs, two 4‑20 mA recorder loops, and shaft-position discrete output.

7. Q: Can it handle maintenance without shutdown?
   A: Yes—both cards are hot-swappable while keeping the rack operational.

8. Q: What are the physical dimensions and weight?
   A: Front card: ~165 × 133 × 85 mm, ~1.0 kg; Rear card: standard rack depth (~160 mm), ~0.3 kg.

9. Q: What’s the displacement signal sensitivity?
   A: Typical sensitivity is ~3.94 mV/µm or ~7.87 mV/µm; other domains like velocity or acceleration have their respective scales.

10. Q: How does the module assist in system integration?
    A: With mix of analog, milliamps, and discrete positional outputs, it integrates smoothly into DCS, PLC, or condition-monitoring platforms.