... F.S CT settable Applicable to sensor for pressure,weighing,humidity,et DS3A series 4 LED Sensor Processor Features:1) Signal input: ... regular:4-20mA/0-75mV/0-10V others:choose by customer,for example ... flowmeter,Timer,Timer Relay, Solid State Relay, Proximity Sensor, ,Pressure sensor ,load cell sensor, KNE KSC box, Rotary Encoder and computer integrated ...