The indicator series dpi, 912 and dpi, 902 offers universal or fixed input k or, Of j other selections available thermocouple, Rtd pt, 100 and 4, 20ma linear signal. For temperature measurement 1 degree c/0. 1 degree c indicating accuracy is guaranteed using software linearization algorithm and with linearized retransmission output. Specifics of the model outlined modelproduct descriptionsize size: width, Height, Depth mm. Dpc, 903temperature/process on, Off or time proportional controller with relay/ssr/ 4, 20 ma retransmission output96 x multiplied by 96 75dpc, 912temperature/process on, Off or time proportional controller with relay/ssr/ 4, 20 ma retransmission output96 x 48 x 75dpc, 913temperature/process on, Off or time proportional controller with relay/ssr/ 4, 20 ma retransmission output48 x 96 x 75description libratherm has contributed its 25 a wealth of industry knowledge by designing these versatile series of microcontroller based temperature/process indicators and controllers Designed for multiple applications industrial usage. These are developed and manufactured to suit varied industrial thermal conditions and procedure indication and control applications where precise indicating and controlling accuracy. The controller series dpc, 903, Dpi, 912 and dpi, 91Multi-purpose design/8din and 1/4din cut out sizes, Offers both on, Off and time proportional control logic and iperfect for heating/cooling or any process control application with high/low configurable alarm relays. Linearized 4, 20ma retransmission output is the added facility. Please see details specification sheet as given below. Features latest and high speed 8, Bit microcontroller based design12, Bit adc and 12 bit dac 4000 or, /, 2000 counts fixed or input choice by the user type2 relays or 2ssr driver and single 4, 20ma analogue outputon, Off, Time proportional or pid direct/reverse control actionelegant looks and very user friendly operation. Easy to carry and low depth of just 75 mm. Operates on 12vdc/24vdc/230vac / 90, 240vacindicating accuracy, /, 1 degree c for thermocouple throughout the range and, /, 0. 1 degree c for pt, 100 for 4. 20 mA or 0, 10 v, Absolute to the linear input signalapplications electrical heater control air heating, In boiler unit heat exchanger etc. Furnace and oven chiller compressor, Controldeep freezer controlany process control such as %rh, Ph, Orp, Conductivity, Level etc. With high/low alarms