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3. Key Technical Specifications
| Parameter | Value |
|---|---|
| Compatible Module | FBM207 (P0914TD) |
| Channels | 16 discrete inputs |
| Input Signal | 240 V AC voltage monitor / switch |
| Logic Zero (Off) | 0 to 40 V AC |
| Logic One (On) | 160 to 280 V AC |
| Input Current (Logic One) | 1.6 mA maximum |
| Isolation | Channel isolation (provided by FBM207 + TA signal conditioning) |
| Termination Type | Compression (P0916PH); Ring-lug version is P0916PJ |
| Cable Type | Type 4 (37-pin to 37-pin) |
| Mounting | DIN rail (32 mm or 35 mm) |
| Dimensions (approx.) | 145 mm W × 69.8 mm H × 125 mm D |
| Operating Temperature (TA) | PVC: –20 to +50 °C; PA: –20 to +70 °C |
| Relative Humidity | 5 to 95 % non-condensing |
4. Product Introduction
The Foxboro FBM207 P0916PH is the compression-style termination assembly that interfaces 16 channels of 240 V AC voltage-monitor or switch inputs to the FBM207 Fieldbus Module in an I/A Series DCS. It provides the required signal conditioning, attenuation, and optical isolation so the FBM207 can safely read high-voltage discrete field signals.
This TA is selected when field devices operate at 240 V AC and channel-level isolation plus noise reduction are required. It mounts on standard DIN rail, connects via Type-4 termination cable, and supports both single and redundant FBM207 configurations.
5. Troubleshooting Quick Reference
| Symptom | Possible Cause | Relevance to this Part | Quick Check Method | Recommendation |
|---|---|---|---|---|
| All channels read Logic 0 / no status change | Missing or wrong termination cable; open field wiring | ✅ High | Verify Type-4 cable continuity and seating at both baseplate and TA ends; measure voltage at TA terminals | Confirm cable part number and pinout; check field voltage present |
| Individual channel stuck Off | Open field contact or wiring to that channel; failed TA conditioning circuit | ✅ Medium | Measure AC voltage directly at the specific channel terminals on the TA | Swap field wires to a known-good channel; if problem follows the wire, field-side issue |
| Channel reports intermittent or noisy state | Poor terminal torque, loose ferrule, or missing shield ground | ✅ Medium | Inspect terminal tightness (24–12 AWG); check for vibration looseness | Re-terminate with proper ferrules; torque to manufacturer spec |
| LEDs normal but no input status in control software | Wrong TA for voltage level or incorrect FBM type | ✅ High | Confirm part number is P0916PH (240 V AC) and module is , not 207b/207c | Replace with correct TA/module pair; verify configuration in system software |
| Module or TA overheating / odor | Excessive continuous current or shorted field circuit | ❌ Low (TA is passive conditioning) | Measure input current per channel (<1.6 mA expected at Logic 1) | Investigate field device; replace TA only after confirming no external overload |
| Redundant pair shows quality mismatch | One TA path or cable degraded | ✅ Medium | Compare readings between primary and secondary FBM; check redundant adapter | Replace cable or TA; verify both modules see identical field signals |
If the above checks do not resolve the issue, capture photos of the TA terminals, cable ends, and FBM front LEDs plus a diagnostic log from the Control Processor and contact technical support.
- P0916PH
- P0916PH
6. Frequently Asked Questions (FAQ)
Q: Is the P0916PH the module or just the termination assembly? A: It is the termination assembly only. The actual Fieldbus Module is the (typically P0914TD). The provides the field wiring terminals and 240 V AC signal conditioning for that module.
Q: What is the difference between and P0916PJ? A: uses compression screw terminals. P0916PJ is the ring-lug version of the same 240 V AC TA. Functionally identical; choose based on your preferred field-wiring method.
Q: Can I use this TA with FBM207b or FBM207c? A: No. FBM207b (24 V DC contact sense) and FBM207c (48 V DC contact sense) require different TAs (P0916JS / P0917MF family). Using the wrong TA will give incorrect logic levels or no isolation.
Q: Does this support redundant pairs? A: Yes. The same connects through a redundant adapter on the baseplate so both modules share one set of field signals. Input current is effectively doubled in redundant mode.
Q: Why is this cheaper than a factory-new listing from Schneider? A: Most units available on the secondary market are New Surplus (never installed, original packaging or clean stock). They are not “refurbished” unless explicitly stated. We verify serials, perform visual and functional checks where possible, and supply a 1-year warranty.
Q: Do I need to reconfigure anything when swapping the TA? A: No configuration lives in the TA itself. Just match the exact part number, mirror any previous terminal labeling, and confirm the firmware and discrete-input block settings in the control strategy remain correct for 240 V AC thresholds.
Q: What cable do I need between the baseplate and this TA? A: Type-4 termination cable (37-pin to 37-pin). Lengths from 0.5 m to 30 m are available under the P0916F- series. Use the length that matches your existing installation to avoid excess slack or stretch.
