Compare 0 to 20A AC current input signals against user-defined hi/lo setpoint alarm limits for failsafe relay trip activation.
Showing all 3 results
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811A, 812A: Intelligent Alarm; DC Voltage/Current Input
- ±100V or 0 to 22mA DC input ranges or 2 input channels, ±100V or 0 to 22mA DC input ranges (AC current with optional sensor)
- Single or dual mechanical relays
- 10-36V DC power
- Software configured; multi-function alarms (limit, window, deviation, rate-of-change, peak/valley detection); on/off controller capability
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913MB, 914MB: DC Current/Voltage Modbus-RTU Input Module with Limit Alarms
- 4 input channels
- 0 to 20mA DC (0 to 20A AC with AC sensor) or ±10V DC input range
- 4 alarm channels, open drain MOSFETS (1A DC loads, 0 to 35V DC)
- 10 to 36V DC, 24V AC power
- Modbus RTU high-speed RS-485
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361A, 461A: Limit Alarm; DC Voltage/Current Input, AC or DC-Powered
- 0 to 20mA DC, 0 to 100V DC, AC current (with optional sensor) input
- Single or dual mechanical relays output
- 10-36V DC or 115/230V AC power
- 100% adjustable set-point, hi/lo fail-safe operation, jumper-selectable voltage/current input