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FBM240

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Foxboro FBM240 is an eight-channel redundant discrete output module with voltage-monitor inputs and output readback for Foxboro DCS control.
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Technical specifications for FBM240

  • Manufacturer:
    Invensys
  • Part Number:
    FBM240
  • Product Family:
    Foxboro
  • Product Type:
    Redundant Discrete Output Module with Readback
  • Stock:
    1
  • I/O channels:
    8 voltage-monitor inputs and 8 outputs with readback
  • Filter/debounce:
    No filtering, 4, 8, 16 or 32 ms
  • Direct DC output voltage:
    60 VDC maximum
  • Direct DC output current:
    2.0 A maximum
  • Output off-state leakage:
    0.1 mA maximum
  • Isolation test:
    600 VAC for one minute
  • Relay output options:
    15-30 VDC at 5 A; 80-120 VAC at 5 or 10 A; 80-125 VDC at 5 A
  • Fail-safe firmware baseline:
    Version 1.40N or later for the newer fail-safe options
  • Pair power consumption:
    5 W maximum total
  • Pair heat dissipation:
    5 W maximum total
  • Module Fieldbus:
    Redundant 2 Mbps
  • Input power:
    24 VDC +5%, -10%
  • Operating temperature:
    -20 to +70°C
  • Storage temperature:
    -40 to +70°C
  • Relative humidity:
    5 to 95%, noncondensing
  • Contamination class:
    ISA-S71.04 Class G3
  • Dimensions:
    10.2 × 4.5 × 10.4 cm
  • Weight:
    0.284 kg
  • Tariff Code:
    8538900000
  • Country of origin:
    USA
  • Place of shipment:
    Xiamen, Fujian, China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals Readback Fail-Safe Output Hardware Application
  • Use FBM240 only for the documented FBM240 channel function
  • Confirm the electronic-module order number, termination hardware and cable before replacement
  • Preserve field wiring, channel configuration, diagnostics and redundancy state before removal

FBM240 is a Foxboro redundant discrete output module with readback designed for Foxboro DCS 200 Series field I/O.

Foxboro FBM240 is an eight-channel redundant discrete output module with voltage-monitor inputs and output readback for Foxboro DCS control. FBM240 is the official functional model and RH917GZ is its current exact module part number; RH927BM is the separate redundant adapter.

Before installation or replacement, verify the complete nameplate, companion hardware, termination assembly, cable, signal limits, field wiring, saved configuration and supported system environment.

Availability, condition, price, and shipping time for FBM240 are confirmed during quotation.

Foxboro FBM240 Redundant Discrete Output Module with Readback Manuals, Datasheets, Links

Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.

  • Compare every output demand with the monitored contact state
  • Investigate channel BAD status before returning the load to service
  • Verify field supply, fuse and contact condition during mismatch diagnosis
  • Use firmware 1.40N or later for the newer fail-safe options
  • Restore each channel's fallback value, hold mask and delay
  • Test sustained or momentary output mode under an approved procedure
  • Match relay or direct-output termination hardware to the load
  • Keep direct DC loads within 60 VDC and 2 A
  • Use suppression suitable for inductive loads and the selected TA
  • Redundant solenoid and valve control with contact-state readback
  • Relay-output control of AC or DC plant loads
  • Direct 15-60 VDC discrete-output service with monitored demand state
Description
FBM240 is a Foxboro redundant discrete output module with readback for the Foxboro DCS 200 Series I/O platform.

Foxboro FBM240 is an eight-channel redundant discrete output module with voltage-monitor inputs and output readback for Foxboro DCS control. Its documented channel architecture and electrical limits define the supported field interface.

Before installation or replacement, confirm the complete FBM240 identity, module part number, compatible termination hardware, cable, field power, wiring, saved configuration and control-system requirements.
Alternative Names
FBM240 FBM 240 Foxboro FBM240 Foxboro Evo FBM240 Invensys Foxboro FBM240 I/A Series FBM240 RH917GZ FBM240 RH917GZ
Technical notes
FBM240/RH917GZ uses output readback to detect demand-state mismatch. Verify the selected relay or direct-output TA and firmware baseline before replacement.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
Can FBM240 replace another discrete output module without engineering changes?
No. Confirm the RH917GZ identity, redundant partner, direct-output or relay termination assembly, cable, field load, firmware baseline, channel assignments, readback configuration and downloaded database.
How should the correct output termination hardware be selected for FBM240?
Match the field load type, supply, switching duty, isolation and fail-safe requirements to the approved direct-output or relay termination assembly, cable and project drawings.
Why can an FBM240 output show a command change while the field device does not operate?
Check field power, fuses, relay or direct-output termination, wiring continuity, polarity, load condition, interlocks, channel assignment, alarms and active diagnostics.
Why can FBM240 report an output readback mismatch when the field device appears energized?
Check the readback sensing path, terminal voltage, relay contacts, wiring, demand-state logic, filter or debounce configuration, safe-state settings and channel diagnostics.
What must be verified before using an FBM240 fail-safe output option?
Confirm that both modules use the approved firmware baseline and that the termination assembly, database configuration, safe-state behavior and project safety procedure support the selected option.
What should be recorded before replacing FBM240?
Record both module labels, active and tracker roles, slots, termination assembly, cable, output assignments, readback logic, filter settings, safe states, alarms and diagnostics.
How should FBM240 be tested after installation or replacement?
Command each used output under a controlled procedure, independently verify the field state and readback response, then confirm alarms, diagnostics, safe-state behavior and redundant transfer.

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