IB-PQ201 Dry-type transformer thermostatModel Selection Instructions
| model number | functionality |
| IB-PQ201D | Three-phase circuit display/maximum value display; fan automatic/manual start/stop; over-temperature alarm; over-temperature trip; fault alarm; "black box" function; Fan timed excitation function; analog test function; digital compensation function; cabinet door open alarm function. |
| IB-PQ201E | Conventional functions are the same as IB-PQ201D type, with the addition of three or four independent 4-20mA analog current outputs. |
| IB-PQ201F | Conventional functions are the same as IB-PQ201D model, with the addition of RS485/232 serial communication function. |
| IB-PQ201G | Conventional functions are the same as IB-PQ201D, with the addition of a way to measure and control the ambient temperature of the computer room. |
| IB-PQ201I | Conventional functions are the same as IB-PQ201D, with the addition of a transformer core temperature measurement and alarm. |
| IB-PQ201H | Conventional functions are the same as IB-PQ201D, with the addition of one way humidity measurement and control. |
| IB-PQ201L | Conventional functions are the same as IB-PQ201D, with the addition ofCooling FansFault detection and alarm. |
| IB-PQ201C | Conventional functions are the same as IB-PQ201D model, with the addition of thermistor PTC150 or PTC130 for interlock control. |
| IB-PQ201TH | Conventional function is the same as IB-PQ201D type, with three prevention measures, such as anti-mold, anti-moisture and anti-salt spray. |
(For more features contact us for the latest details)
Remarks:
1, such as: IB-PQ201F, PQ on behalf of the extended embedded temperature control box, 2 on behalf of the AC220V power supply / 3 on behalf of the AC380V power supply, F on behalf of the function code (RS485 communication);
2, E, F, G, I for the function code, function code can be combined, the following examples:
Temperature Controller Model No.: IB-PQ201EF, indicates: The temperature controller is an inlaid iron shell temperature control box, and its functions include: general function, 4～20mA current output function (E) and communication function (F).
3, if there are other special technical or functional requirements, such as Ethernet communication, Profibus communication, multi-channel temperature measurement, fiber optic temperature measurement, etc., can contact us.
IB-PQ201 Dry-type transformer temperature controller technical indicators
| Ambient temperature. | -20℃~+55℃ |
| Ambient humidity. | < 95% (25°C) |
| Operating Voltage. | AC 220V (+10%, -15%) |
| Operating Frequency. | 50Hz or 60Hz (±2Hz) |
| Measuring range. | -30.0℃～240.0℃ |
| Measurement Accuracy:: 1 | ±1%FS (thermostat class 0.5, sensor class B) |
| Resolution. | 0.1°C |
| Fan Output Capacity. | 9A/250VAC |
| Control output capacity. | 5A/250VAC; 5A/30VDC (resistive) |
| Thermostat power consumption. | ≤8W |
| Production Standard. | JB/T7631-2016 "electronic temperature controller for transformer" industry standard |
| Certified Standards. | ISO9001:2016 International Quality Management System Certification |
| Adoption of test standards. | IEC 61000-4:1995 International Standard |
| Adoption of technical standards. | GB/T17626-2008 Standard for Electromagnetic Compatibility Test and Measurement Techniques |
