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Single Trip Alarm - STA138
The STA138 is a relay output with adjustable set-point, and features:
- Input include AC/DC current & volts, resistance, RTD (Pt100), thermocouple, strain-gauge, pH/ORP and Pulse.
- Contact rated at 8A/250Vac.
- Front setpoint adjustment.
- Front dead band adjustment.
- Sensor excitation.
- Trip status is indicated by LED.
- All common AC or DC supplies.
Common applications include:
- Temperature alarm.
- Weight overload protection.
- Speed monitor.
- Wind speed alarm.
Inputs
ac Current
ac Voltage
Conductivity
dc Current/Voltage
pH/REDOX
Potentiometer
Resistance
RTD
Speed/Frequency
Strain Gauge
Temperature
Thermocouple
Vibration
Function
Alarm
Output
Relay