Temperature transmitter MS181

Detailed Product Description

with HART protocol
2 wire technology, 4 to 20 mA output
Fault signal on sensor
Ex-Certification
Galvanic isolation





Product description



Dual-input temperature head transmitter for resistance thermometers (RTD), thermocouples (TC), resistance and voltage transmitters, adjustable via HART® -protocol, for installation in a connection head or on DIN-Rail



· Universal settings with HART® -protocol



· Operation, visualisation and maintenance via PC



· 2 wire technology, 4 to 20 mA analog output



· High accuracy in total ambient temperature range



· Fault signal on sensor break or short circuit



· Ex-Certification



· Galvanic isolation



· Analog or digital output



· Customer specific measurement range setting

Primary
Technical Characteristics
•Programmable: Use PC or the hand operator
•Measuring range: Set via PC with special interface or by the hand operator
•Input type : Dual-input ( RTD, TC, R or Millvolt signal)
•Convert accuracy : ≤0.1%FS
•Cold junction accuracy ±1°C(TC)
•Output : 4~20mA/20~4mA Electrical isolation output HART –Protocol output: (2-way)
•Max-load: (V -16V)/0.025A(Current output )
•Limit current : ≤25mA
•Response time : 1s
•Isolated voltage: 1500VAC (input/output)
•Alarm signal : Programmable.Below the measuring range Output drops to 3.8mA.Higher than the

measuring range Output rises to 20. 5mA.Sensor faults Setting as≤3.6mA or ≥21.0mA

Automatic switching when sensor is damaged.
•Power supply: 16~30V DC
•Temperature drift : 0.01% FS/1°C
•Long-term stability: ≤0.1°C per year or 0.05 %per year
•Ambient: -40~+85°C