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Analogue Process Control Services a division of NESS Corporation
Single Trip Alarm - STA138
Drawings
Optional Input 17 Strain Guage
Inputs
ac Current
ac Voltage
Conductivity
dc Current/Voltage
pH/REDOX
Potentiometer
Resistance
Speed/Frequency
Strain Gauge
Temperature RTD
Temperature Thermocouple
Vibration
Function
Alarm
Output
Relay
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.
- Stock Item: STA138-108100
- Power Supply: 90-280Vac 50/60Hz (65-280Vdc)
- Input: 0/4-20mA + 24V AUX
- Retransmit None.
- Trip Action: Dir (High) C/O (8A/250V resistive)
