Yokogawa|NFDR541|Relay Output Module
YOKOGAWA NFDR541 Relay Output Module
The YOKOGAWA NFDR541 is a 16-channel relay output module used in CENTUM and STARDOM control systems to switch field devices via dry contact signals, supporting both AC and DC loads with high electrical isolation.
Features
- 16 independent relay contact outputs
- RoHS-compliant variants available (suffix T□□)
- Configurable output fallback mode: HOLD, OFF, or NO
- Status indication and pressure clamp terminal connection
Technical Specifications
- Number of Channels: 16
- Contact Type: Form A (SPST-NO) dry contacts
- Rated Voltage: 24 to 125 V DC; 100 to 240 V AC (50/60 Hz)
- Maximum Load Current (Resistive):
- 2.0 A/channel at 24 V DC or 100–220 V AC
- 1.0 A/channel at 48 V DC
- 0.3 A/channel at 110/125 V DC
- Maximum Load Current (Inductive):
- 0.6 A at 24 V DC, 0.3 A at 48 V DC, 0.1 A at 110 V DC
- 2.0 A at 100 V AC, 1.0 A at 220 V AC
- Common Configuration: Shared common per 8 channels
- Max Current per Common: 8 A
- Withstanding Voltage:
- 2000 V AC for 1 minute (field-to-system)
- 1350 V AC for 1 minute (between commons)
- Output Response Time: ≤12 ms
- Fallback Detection Time: 4 seconds
- Power Consumption: 780 mA at 5 V DC
- Weight: 0.3 kg
Yokogawa|NFDR541|Relay Output Module
Yokogawa|NFDR541|Relay Output Module
YOKOGAWA NFDR541 Relay Output Module
The YOKOGAWA NFDR541 is a 16-channel relay output module used in CENTUM and STARDOM control systems to switch field devices via dry contact signals, supporting both AC and DC loads with high electrical isolation.
Features
- 16 independent relay contact outputs
- RoHS-compliant variants available (suffix T□□)
- Configurable output fallback mode: HOLD, OFF, or NO
- Status indication and pressure clamp terminal connection
Technical Specifications
- Number of Channels: 16
- Contact Type: Form A (SPST-NO) dry contacts
- Rated Voltage: 24 to 125 V DC; 100 to 240 V AC (50/60 Hz)
- Maximum Load Current (Resistive):
- 2.0 A/channel at 24 V DC or 100–220 V AC
- 1.0 A/channel at 48 V DC
- 0.3 A/channel at 110/125 V DC
- Maximum Load Current (Inductive):
- 0.6 A at 24 V DC, 0.3 A at 48 V DC, 0.1 A at 110 V DC
- 2.0 A at 100 V AC, 1.0 A at 220 V AC
- Common Configuration: Shared common per 8 channels
- Max Current per Common: 8 A
- Withstanding Voltage:
- 2000 V AC for 1 minute (field-to-system)
- 1350 V AC for 1 minute (between commons)
- Output Response Time: ≤12 ms
- Fallback Detection Time: 4 seconds
- Power Consumption: 780 mA at 5 V DC
- Weight: 0.3 kg
