General Information
- Model: 3701/55
- Part Number: 323073-01
- Product Type: ADAPT ESD 4-Channel Relay Output Module
- Function: Provides relay contact outputs for emergency shutdown (ESD) systems
- Relay Configuration: Supports independent and 2oo3 voted logic for trip protection
Key Features
- Five relay contacts per module
- Two independent relays, driven by corresponding CPU modules
- Two configurable relays (independent or 2oo3 voted)
- Fifth relay functions as a protection fault relay to indicate system health
- Compatible with hazardous area applications (refer to directives)
Relay Output Specifications
| Specification | Details |
|---|
| Relay Contacts (CH 1/2) | Configurable: Independent 1oo1 Voting or TMR 2oo3 Voting |
| Contact Type | SPDT (Single Pole-Double Throw) |
| Max Load (AC) | 5A / 250V AC / 1500 VA |
| Max Load (DC) | 5A / 250V DC / 150 VA |
| Available Contacts | Normally Open (NO) or Normally Closed (NC) |
| Trip Configuration | Energize or De-energize |
| Nominal Transition Time | 8 ms |
| Minimum Switch Current | 12V DC / 100mA |
Okay Relay Contact
- Normally Open (NO)
- De-Energize to Trip
- Max Load: 5A / 250V AC / 1500 VA, 5A / 250V DC / 150 VA
- SPDT Configuration
- Nominal Transition Time: 8 ms
- Minimum Switch Current: 12V DC / 100mA
Physical and Environmental Specifications
| Specification | Details |
|---|
| Dimensions (L×W×H) | 15.8 × 2.8 × 15.8 cm (6.2 × 1.1 × 6.2 in) |
| Weight | 0.6 kg (1.3 lb) |
| Operating Temperature | -30°C to +65°C (-22°F to +149°F) |
| Storage Temperature | -45°C to +85°C (-49°F to +185°F) |
| Relative Humidity | 0% to 95% Non-condensing |
| Vibration Resistance | IEC 60068-1, 3g @ 3-57 Hz, 5g @ 57-500 Hz |
| Shock Resistance | IEC 60068-2, 15g for 11ms (Operational & Non-operational) |
Ordering Information
- Model: 323073-01 – ADAPT ESD 4-Channel Relay Output Module
- Accessories: Additional modules available upon request
This Bently Nevada 3701/55 ADAPT ESD Relay Module is designed for critical shutdown applications, ensuring reliable voting logic relay control and fault monitoring for industrial safety systems.
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