Foxboro FBM216b RH927AJ Redundant HART Communication Input Module

FAQ

Q1: What is the Foxboro FBM216B RH927AJ?
The FBM216B RH927AJ is an 8-channel HART communication input module for Foxboro I/A Series and Foxboro DCS systems.

Q2: How many input channels does the FBM216B provide?
It provides 8 input channels, with the channels individually isolated and suitable for HART-enabled field devices.

Q3: What input signal does the RH927AJ support?
Each channel accepts a standard 4–20 mA signal with HART digital communication superimposed on the analog current signal.

Q4: Can the FBM216B be used in a redundant configuration?
Yes. Two FBM216B modules can be configured as a redundant pair, with one operating as the Master and the other as the Tracker.

Q5: What HART communication speed does the module use?
The HART interface uses 1200 baud point-to-point, bidirectional communication and can process up to two digital messages per second.

Q6: Does the RH927AJ provide loop power to field devices?
Yes. The FBM216B provides an individually isolated 24 VDC ±10% supply for each channel when using the internal loop power arrangement.

Q7: What are the dimensions of the FBM216B RH927AJ?
The module measures approximately 114 × 45 × 104 mm (H × W × D), including the mounting lugs.

Q8: What is the weight of the RH927AJ?
The module weighs approximately 0.284 kg (284 g).

FBM216b Foxboro RH927AJ

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