Foxboro DM400YP (FBM13) – 120VAC Expansion Input Module

Product Overview

Model: DM400YP (FBM13)

Type: 16-channel isolated AC digital input expansion module

System: Foxboro I/A Series DCS (expansion for FBM08)

Specifications

1. Input Voltage: 120VAC (nominal), 50/60Hz

2. Channel Count: 16 isolated input channels

3. Input Type: Dry contact / 120VAC voltage input

4. Isolation: 250VACrms (channel-to-channel, channel-to-ground)

5. Response Time: ≤10ms (per channel)

6. Backplane Power: 24VDC ±10%

7. Power Consumption: ≤3.5W

8. Operating Temp: 0°C to +55°C (32°F to 131°F)

9. Storage Temp: -40°C to +85°C (-40°F to 185°F)

10. Humidity: 5%–95% RH, non-condensing

11. Dimensions (D×W×H): 18.0" × 6.25" × 1.5"

12. Weight: ~1.04 kg (2.3 lbs)

13. Hot Swap: Supported (online replacement)

14. Diagnostics: Open/short circuit detection, channel status LED

Installation & Wiring

1. Mounting: Single-slot, vertical installation in I/A Series 100-series chassis; allow ≥50mm top/bottom clearance for cooling.

2. Cable: Shielded twisted pair (18–22 AWG); max length 300m.

3. Shielding: Shield grounded at one end only (control room side).

4. Separation: Keep AC input cables ≥30cm from DC/power cables to reduce interference.

5. Terminals: Torque terminals to 0.8–1.0 N·m; avoid loose connections.

6. ESD: Use anti-static wristband during handling; do not touch gold contacts.

Operation & Maintenance

1. LED Indicators:

   • PWR: Green = Backplane power OK

   • RUN: Green blinking = Normal communication

   • FAULT: Red = Channel fault (open/short) or communication error

2. Redundancy: Supports dual-module redundant pairing; switchover <50ms.

3. Maintenance:

   • Inspect terminals annually; re-torque if needed.

   • Clean dust from module/chassis every 6–12 months.

   • End-of-life: Discontinued; replace with spare module (no field repair).

Compatibility

• Direct Replacement: FBM13, DM400YP-0A

• System Compatibility: I/A Series 100-series; works with CP10, CP30, CP60 controllers.

• Upgrade Alternative: FBM238 (I/A 200-series, Ethernet-based digital input module).

• Spare Notes: Only refurbished/used units available; DM400YP is the expansion counterpart to DM400YJ (FBM08)。