Overview
The Invensys FBM206 P0916CQ, also cataloged as the P0916CQ Channel Isolated Pulse Input Module, provides isolated pulse signal acquisition and analog output processing within the Invensys I/A Series distributed control system. The module handles field pulse inputs and isolated current outputs through independent channels.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | FBM206 P0916CQ |
| Brand | Invensys |
| Origin | USA |
| Product Type | Channel Isolated Pulse Input Module |
| Weight | 0.3 kg |
| Dimensions | 4.5 x 11 x 11.5 cm |
| Operating Temp | -40 deg C to +70 deg C |
| Power Consumption | Not specified |
| Pulse Input Channels | 8 isolated independent channels |
| Pulse Input Frequency Range | 10 Hz to 25 kHz |
| Analog Output Channels | 4 isolated independent channels |
| Analog Output Range | 0 to 20.4 mA DC |
| Analog Output Load | 735 Ohms |
| Field Terminal Output | 18.6 V nominal at 20 mA DC |
| Linearity Error | +/- 0.025% of span (monotonic) |
| Temperature Coefficient | 100 ppm/deg C |
| Altitude Rating | -300 m to +12,000 m |
Channel Isolation and Signal Processing Characteristics
The FBM206 P0916CQ uses channel-to-channel isolation for pulse acquisition and analog output circuits. Therefore, each input channel operates independently to reduce electrical interference between field devices.
The pulse input section supports 8 isolated channels with a frequency range from 10 Hz to 25 kHz. Additionally, the module provides 4 isolated 0 to 20.4 mA DC analog output channels for current signal transmission.
The isolated architecture follows Invensys I/A Series field I/O design practices, where galvanic separation helps maintain signal integrity across distributed field wiring. Furthermore, the module supports precise signal conversion with a specified linearity error of +/- 0.025% of span under monotonic operation.
Frequently Asked Questions
Q: How many pulse input channels are available on the FBM206 P0916CQ?
A: The module provides 8 isolated independent pulse input channels with an operating frequency range from 10 Hz to 25 kHz.
Q: Does the FBM206 P0916CQ provide isolated analog outputs?
A: Yes. The module includes 4 isolated independent analog output channels supporting 0 to 20.4 mA DC signals.
Q: What installation environment does the module support?
A: The module supports operation from -40 deg C to +70 deg C and altitude conditions from -300 m to +12,000 m.
Field Installation Guidelines
Install the FBM206 P0916CQ in the designated I/A Series fieldbus mounting assembly according to the system hardware manual.
Use shielded field wiring for pulse and analog signal connections where electromagnetic interference may affect measurement accuracy. Connect cable shields according to the site grounding standard and avoid routing signal cables alongside high-voltage power conductors.
Verify field terminal wiring before applying power. Confirm pulse signal polarity, channel assignment, and analog output loop connections during commissioning.
Maintain proper module ventilation and ensure that ambient temperature remains within the specified operating range.
Reviews
There are no reviews yet.