FC-TSDO-1624 Honeywell | SIL 2 Digital Output Module

Honeywell FC-TSDO-1624 Safety Output Module

The Honeywell FC-TSDO-1624 drives 16 safety-rated digital outputs. It delivers 24V at 0.75A per channel with SIL 2 integrity for critical control.

Output Specifications

• Output Channels: 16 sourcing (PNP)
• Output Voltage: 24V DC nominal
• Output Current: 0.75A per channel
• Total Current: 6A per module
• Surge Current: 3A for 50ms
• Load Type: Resistive, inductive, capacitive

Safety & Diagnostics

• Safety Integrity: SIL 2 certified
• Diagnostic Coverage: >98%
• Safe Failure Fraction: >90%
• Fault Tolerance: HFT = 1
• Proof Test Interval: 10 years
• PFDavg: < 5.0E-04

Switching Performance

• Turn-On Time: 500 µs typical
• Turn-Off Time: 500 µs typical
• Response to Fault: <20 ms
• PWM Frequency: 2 kHz max
• Minimum Pulse: 1 ms
• Output Delay: <1 ms

Protection Features

• Short Circuit: Per channel electronic
• Overload: Thermal foldback
• Overvoltage: 36V withstand
• Reverse Polarity: Protected
• Inductive Clamp: 56V integrated
• Wire Break Detection: Yes

Isolation Ratings

• Field to Logic: 2500V RMS for 1 min
• Channel to Channel: 500V DC
• Group Isolation: 4 groups of 4
• Creepage Distance: 5.5 mm
• Clearance: 4.0 mm
• Insulation Class: Reinforced

Electrical Parameters

• Module Supply: 24V DC ±20%
• Supply Current: 120 mA + load
• Field Supply: 24V DC external
• Voltage Drop: <1.2V at 0.75A
• Leakage Current: <50 µA off-state
• Capacitive Load: 2 µF max

Line Monitoring

• Open Wire: Detected >10 kΩ
• Short to Supply: Detected
• Short to Ground: Detected
• Test Pulse Width: 300 µs
• Pulse Amplitude: 5V
• Monitoring Cycle: 100 ms

Environmental

• Operating Temp: -30 to +70°C
• Storage Temp: -40 to +85°C
• Thermal Derating: 0.5A at 70°C
• Humidity: 5-95% non-condensing
• Vibration: 3g, 10-500 Hz
• Shock: 15g, 11ms

Physical

• Dimensions: 145 x 100 x 60 mm
• Weight: 0.52 kg (1.15 lb)
• Mounting: DIN rail TS35
• Connector: 20-pin cage clamp
• Wire Size: 24-14 AWG
• Torque: 0.5 Nm

FAQ

What is the safety response time?
<20 ms from fault detection to safe state.

Can it drive contactors directly?
Yes, with integrated inductive clamp.

How often is line monitoring active?
Continuous with 100 ms test pulses.