Check the listing for details. PID Digital Temperature Controller REX-C100 With K thermocouple, Relay Output US. Condition: New. Listed at 18.85 USD. Description Measuring accuracy: ±0.5%FSCold-end compensation tolerance: ±2C can be modified by software in 0~50 CResolution: 14 bitSampling cycle: 0.5 SecDimensions:48 x 48 x 110 (mm) ±0.2mmProcess value (PV), Setting value (SV) Output, alarm and self-tuning can be indicated by: LEDPIN control (including ON/OFF, step-type PID and continuous PID)Self-tuning controlRelay output: contact capacity 250V AC 3A (resistive load) Alarm function output: 1 wayContact capacity of output: 250V AC 3A (resistive load)Setting value (SV): identical to measuring range (PV)Proportional band (P): 0~full range (ON/OFF control when set to 0)Integral time (I): 0~3600 sec (No integral action when set to 0)Derivative time (D): 0~3600 sec (No derivative action when set to 0)Heat-reset proportional cycle: 1~100 secDetective temperature range 0 to 400CInsulation resistance: >50M ohm(500V DC)Insulation resistance: 1500V AC/minPower Consumption: 10 VAService environment: 0~50C, environment with no corrosive gas 30~85% RH Package included: 1 x PID Digital Temperature Controller Relay Output1 x with K Thermocouple On Jul-15-21 at 23:44:05 PDT, seller added the following information: