Ambient Temperature Sensor 3S-AT-PT1000-MB



An economical ambient temperature sensor with Modbus RTU output for solar power plants as well as universal applications. For this, SEVEN provides a stainless-steel mounting bracket and UV resistant solar radiation shield.


General Information
Sensor Type PT1000 1/3 Class B as per EN 60751
Measuring Range -20 to +80°C
Accuracy ± 0.1 ⁰C
Power Supply 12…34 V AC/DC
Sensor Housing Stainless steel tube, 6 mm diameter, 50 mm length
Dimensions H x W x L: 44 mm x 69 mm x 75 mm
Protection IP65
Cable 3 m PUR Cable, UV and weather resistant
Protocol The sensor is connected via 2-wire RS485 bus with Modbus RTU protocol
Electrical Connection  
Brown Power (+)
White Power (-)
Green RS485 Data (+) / A
Yellow RS485 Data (-) / B
Modbus Specifications  
Baud Rate 1200, 2400, 9600, 19200, 38400
Parity No, even, odd
Stop Bit 1, 2 (only at no parity)
Factory Default 9600 Baud, 8N1, address: 1


3S-Shield-A Solar Radiation Shield for Ambient Temperature Sensor PT100, PT1000, DS18B20 etc. Datasheet