Item Type: PID Temperature Controller MaterialPC Allowable voltage range90%~110% of rated voltage Output current4-20MA Rated voltage100-240VAC Display method7 segment LED (PV: red, SV: green) Panel size(approx.)(WxH)48 x 48mm / 1.89 x 1.89in Character size(approx.)PV(WxH)7 x 15mm / 0.28 x 0.59in SV(WxH)5 x 9.5mm / 0.2 x 0.37in Control accuracy1~100/0.1~50.0 Control methodON or OFF, P, PI, PD, PID control Alarm outputAL1, AL2 Relay: 250VAC 1A 1a Package List 1 x Temperature Controller 2 x Accessories 1 x User Manual Please pay attention to electricity safety before use.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. 1FAST MEASURING SPEED: The thermostat's PID algorithm restores the measured speed to the desired value with minimal delay and overshoot by increasing the power output of the transformer 2ACCURATE AND SMALL: The thermostat circuit board has the characteristics of high wiring density, high accuracy and small size 3GOOD SENSITIVITY AND INTUITIVE: Accurate temperature detection controller, which can digitally control temperature, has the characteristics of high accuracy, good sensitivity, intuitive, convenient operation, etc. 4FOR VARIOUS EQUIPMENT: Suitable for machine tool equipment, heating equipment, boiler equipment, temperature control equipment, automation equipment, etc. 5EXCELLENT PC MATERIAL: Adopt PC material, possess high impact strength, wide temperature range, good weather resistance, and excellent electrical properties