Configured for discrete interlock execution and flexible control sequencing in industrial automation networks, the Yokogawa ADR541 (ADR541 Relay Output Module) provides direct electrical execution of 16-channel relay contact signals across process platform architectures.
Hardware Specifications
Parameter
Specification
Model
ADR541
Brand
Yokogawa
Origin
Japan
Weight
0.3 kg (0.66 lbs) nominal
Dimensions
Standard plug-in form factor for Yokogawa I/O nests
Operating Temp
-20 deg C to +70 deg C (standard cabinet environment)
Power Consumption
780 mA maximum (at 5.0 V DC backplane)
Channel Count
16 relay contact channels
Rated Applied Voltage
24 to 110 V DC or 100 to 240 V AC @ 50/62 Hz bounds
Withstanding Voltage
2 kV AC for 1 minute (signal to system); 1.35 kV AC for 1 minute (between commons)
External Interconnection
Pressure clamp terminal block or dedicated AKB334 cable interface
Backplane Bus Communication Velocity: The module interfaces with the dual redundant system backplane using high-speed data transmission channels. Control command strings update output states within a deterministic response window of 12 ms or less for pure status outputs, and 20 ms or less under mixed status and pulse configurations.
I/O Density Scaling: The module packs 16 independent relay contacts into a single 0.3 kg package, grouped into 8-channel segments with an isolated common minus (-) side layout. This high-density architecture allows for the direct switching of diverse high-voltage fields inside a compact cabinet footprint, minimizing auxiliary terminal row space.
Firmware Flash Compatibility: Onboard non-volatile flash memory manages advanced output profiles including standard ON/OFF status output, one-shot pulse width output (adjustable from 40 ms to 7200 seconds at an 8 ms resolution), and time-proportioning ON/OFF functions. The hardware microcode must match the master control station configuration profile to avoid data transmission faults.
