Product Description
Product Parameters for RH917GY (FBM207c 48 V dc Contact Sense Input Module)
📘 Product Overview
| Field | Details |
|---|---|
| Manufacturer | Schneider Electric (Foxboro) |
| Part Number | RH917GY |
| Product Type | FBM207c Voltage Monitor/Contact Sense Input Module (48 V dc Contact Sense) |
| Function | 16-channel contact sensor for 48 V dc contact sense inputs |
| System Compatibility | Foxboro Evo Distributed Control System (DCS) |
| Associated PSS Document | PSS 41H-2S207 (FBM207/b/c Voltage Monitor/Contact Sense Input Modules) |
⚙️ Functional Specifications
| Feature | Specification |
|---|---|
| Input Channels | 16 isolated and independent channels |
| Input Type | Contact sense (48 V dc contact wetting from FBM207c) |
| Open-Circuit Voltage | 48 V dc ± 15% |
| Short-Circuit Current | 3.2 mA (typical) |
| Logic One (ON-State) | Resistance: 1.0 kΩ (maximum) |
| Logic Zero (OFF-State) | Resistance: 100 kΩ (minimum) |
| Accuracy (Pulse Count) | No missing pulses for pulse rate 0 to 250 Hz |
| Filter/Debounce Time | Configurable: No Filtering, 4, 8, 16, or 32 ms (digital filtering available with firmware version 1.25H or later) |
| Isolation | Each channel galvanically isolated from all other channels and ground; withstands 600 V ac applied for one minute between any channel and ground or between channels (not intended for permanent connection to such voltages) |
| Communication | Communicates with Fieldbus Communication Module (FCM) or Field Control Processor (FCP) via redundant 2 Mbps module Fieldbus |
| Programs Executed | Discrete Input, Ladder Logic, Pulse Count, Sequence of Events (SOE) with configurable Input Filter Time |
| Redundancy | Supports single or redundant pair configuration; redundant modules use a redundant adapter (RH926ZY) and CINR block for input validation; contact sense power diode OR'd in redundant adapter |
| Loop Power Supply Protection | Current limited at 3.2 mA (typical) |
🔋 Power Requirements
| Feature | Specification |
|---|---|
| Input Voltage Range | 24 V dc +5%, -10% (redundant) |
| Power Consumption | 5 W |
| Heat Dissipation | 5 W |
📏 Physical Specifications
| Feature | Specification |
|---|---|
| Mounting | Mounts on a DIN rail mounted modular baseplate (horizontal or vertical) or 19-inch rack using a mounting kit; redundant modules must be in adjacent odd/even positions (1-2, 3-4, 5-6, or 7-8) |
| Weight | Approximately 185 g (6.5 oz) |
| Dimensions (Module) | - Height: 102 mm (4 in), 114 mm (4.5 in) including mounting lugs - Width: 45 mm (1.75 in) - Depth: 104 mm (4.11 in) |
| Construction | Rugged extruded aluminum exterior for circuit protection |
| Visual Indicators | LEDs on module front indicate operational status and discrete input states |
| Removal/Replacement | Can be removed/replaced without disconnecting field device termination cabling, power, or communication cabling; redundant module replacement does not affect field input signals to the operational module |
🌡️ Environmental Specifications
| Parameter | Operating | Storage |
|---|---|---|
| Temperature | -20 to +70°C (-4 to +158°F) | -40 to +70°C (-40 to +158°F) |
| Relative Humidity | 5 to 95% (non-condensing) | 5 to 95% (non-condensing) |
| Altitude | -300 to +3,000 m (-1,000 to +10,000 ft) | -300 to +12,000 m (-1,000 to +40,000 ft) |
| Vibration | 7.5 m/s² (0.75 g) from 5 to 500 Hz | N/A |
| Contamination | Class G3 (Harsh) per ISA S71.04, based on EIA 364-65 Class III exposure testing |
Note: Environmental ranges can be extended by the enclosure type (refer to the applicable enclosure PSS).
✅ Regulatory Compliance
| Certification Type | Details |
|---|---|
| Electromagnetic Compatibility (EMC) | - European EMC Directive 2004/108/EC (prior to April 20, 2016) and 2014/30/EU (from April 20, 2016) - Meets EN61326-1:2013 Class A Emissions and Industrial Immunity Levels |
| Product Safety | - UL/UL-C listed for Class I, Groups A-D, Division 2, T4 enclosure-based systems when connected to specified Foxboro DCS processor modules; meets Class 2 requirements per NEC (NFPA No.70) and CEC (CSA C22.1) - European Low Voltage Directive 2006/95/EC (prior to April 20, 2016) and 2014/35/EU (from April 20, 2016) - ATEX Directive 94/9/EC (prior to April 20, 2016) and 2014/34/EU (from April 20, 2016): DEMKO certified Ex nA IIC T4 for Zone 2 |
| RoHS Compliance | Complies with European RoHS Directive 2011/65/EU, including amendments 2015/863 and 2017/2102 |
| Marine Certification | ABS Type Approved and Bureau Veritas Marine certified for Environmental Category EC31 |
| California Prop 65 | Contains lead/lead compounds; warning required per www.p65warnings.ca.gov |
🔌 Termination Assemblies and Cables
| Feature | Specification |
|---|---|
| Termination Assembly | - Part Number: RH917MG (Compression), P0917MJ (Ring Lug) - Type: Polyamide (PA), rated -20 to +70°C (-4 to +158°F) - Certification: UL/UL-C listed for Class I, Groups A-D, Division 2, T4; DEMKO certified Ex nA IIC T4 for Zone 2; supports Class 2 limited energy circuits (60 V dc, 30 V ac, 100 VA or less) if customer equipment complies |
| Weight (TA) | - Compression: 272 g (0.60 lb) for 127 mm (5.02 in), 317 g (0.7 lb) for 146 mm (5.75 in) - Ring Lug: 400 g (0.90 lb) for 198 mm (7.78 in), 440 g (1.0 lb) for 216 mm (8.51 in) |
| Termination Cable | - Type: Type 4 (37-pin male D-subminiature) - Lengths: 0.5 to 30 m (1.6 to 98.4 ft) - Materials: Polyurethane/PVC (-20 to +70°C) or Low Smoke Zero Halogen (LSZH, -40 to +105°C) - Part Numbers: Refer to Table 3 (page 14) for specific cable part numbers (e.g., RH916FG for 0.5 m P/PVC, RH928BA for 0.5 m LSZH) |
| Field Termination Connections | - Compression: 0.2 to 4 mm² (24 to 12 AWG) solid, 0.2 to 2.5 mm² stranded, 0.2 to 2.5 mm² with ferrules - Ring Lug: #6 size connectors (9.5 mm / 0.375 in), 0.5 to 4 mm² (22 to 12 AWG) |
| Redundant Adapter | RH926ZY (used for redundant module pairs to connect to a single TA) |
🔧 Additional Features
| Feature | Details |
|---|---|
| Sequence of Events (SOE) | Supports SOE software package (I/A Series v8.x or Control Core Services v9.0+) for event acquisition, storage, display, and reporting; supports GPS-based time synchronization for 1 ms accuracy (refer to PSS 31S-2SOE and PSS 41H-4TIMESNC) |
| Fieldbus Communication | Accepts communication from either path (A or B) of the 2 Mbps Fieldbus; switches to active path if one fails |
| Calibration | No calibration required for module or termination assembly |
| Enclosure Suitability | Designed for Class G3 (harsh) environments per ISA S71.04 |
| Wiring Recommendations | For runs >305 m (1000 ft), dc excitation recommended to avoid false tripping of ac inputs; minimize coupling from adjacent signals/noise |
📦 Ordering Information
| Field | Details |
|---|---|
| Part Number | RH917GY (FBM207c Module) |
| Termination Assemblies | - RH917MG (Compression) - P0917MJ (Ring Lug) |
| Redundant Adapter | RH926ZY (for redundant configurations) |
| Termination Cables | Type 4 cables, lengths 0.5 to 30 m (refer to Table 3, page 14) |
| Related PSS Documents | - PSS 41H-2SOV (I/O Subsystem Overview) - B0400FA (Subsystem User’s Guide) - PSS 41H-2SBASPLT (Baseplates) - PSS 41H-2CERTS (Certifications) - PSS 41S-3FCPICS (FCP280 Control Software) |