... when input 0-5k RTD can act as electrical ruler.3) Output: up to 4 alarm output, UPPER ... pressure sensor, weighing sensor, thermocouple, resistance, remote voltage meter, IR sensor, also act as ohmmeter.8) Size: DS4 ... thermocouple (TC and RTD), Panel Meter, Sensor Meter, inductor, Power Meter, Coulometer, Voltage Meter, Ampere Meter, Counter, Tacho Meter, Frequency Meter, flowmeter, Timer, Timer Relay ...