Line Voltage Monitoring
Single Phase Voltage Monitors
ICM492D
Line Voltage Monitoring
Single Phase Voltage Monitors
ICM492D
Single-Phase Line Voltage Monitor
The ICM492D constantly monitors line voltage and protects single-phase equipment against low and high voltage conditions, and rapid short cycling due to voltage fault or power interruption. It's easy-view, backlit digital display makes it user friendly to read and monitor voltage conditions and adjust parameters to meet specific needs.- New micro-processor for improved accuracy
- Universal line voltage input
- Improved backlit digital display, easy to read in low light conditions
- Display voltage calibration feature to match the RMS value of a voltmeter
- 5-fault memory
- Protects against over and under voltage, rapid short cycling caused by transient faults and power interruptions
- Adjustable voltage set point
- Re-designed buttons for increased durability
- Adjustable response time
- Adjustable anti-short cycle time delay
- Control mode (optional)
- Universal control voltage input (for integrating a thermostat)
- Heavy duty SPDT relay output
User Adjustable Settings:
- Voltage set-point: 95-280V
- Delay on Break (ASC): 15-720 sec.
- Over voltage setting: 5-25%
- Under voltage setting: 5-25%
- Delay on fault: 0 to 10 seconds
- Reset mode: 0 (auto)-10 attempts
- Control mode: OFF-ON
- Language: English/Spanish
Input:
- Line voltage: 80 to 300 VAC
- Control voltage: 18 to 240 VAC
- Frequency: 50/60 Hz
- Accuracy: ±2%
- Low power consumption:
- Max 50 mA @ 120V
- Max 100 mA @ 240
Output:
- Type: Relay (Dry Contact Form C)
- Form: SPDT
- Relay contact ratings:
- N.C. Contacts: 2A @ 277V General Purpose
- N.O. Contacts: 1A Pilot Duty @ 240V
- Connection Terminals: 0.25” male fast-on
Mechanical:
- Case dimensions: 3”L x 3.2”W x 1.35”D
- Unit weight: 0.255 lbs.
Environmental:
- Operating temp. range: -40°C to + 65°C
- Storage temp. range: -40°C to + 85°C
Weight/Dimensions
- Weight: 0.255 lbs.
- Height: 1.35″
- Width: 3.20″
- Length: 3.0″
Wagner/DiversiTech: DSP-1








































































































