Product Main

Specifications

Performance

•Universally PC programmable (PCP)

•Galvanic isolation

•2 wire technology, 4 to 20 mA analog output

•High accuracy in total ambient temperature range

•Fault signal on sensor break or short circuit

•Configuration during measurement using configuration kit

•Output simulation

•Customer specific measurement range setting

Application area

• PC programmable (PCP) Temperature head transmitter

for converting various input signals into a standard 4 to 20 mA analogue output signal

• Input:
-Resistance thermometer (RTD)
-Thermocouple (TC)
-Resistance transmitter (Ohm)
-Voltage transmitter (mV)

• Online configuration using a PC with MS181 configuration kit (MS181-PC)

Primary Technical Characteristics
Programmable         Use the MS181 programming tool
Measuring range        Set via PC
PC Interface           USB/RS232
Input type             RTD, TC, R or Millivolt signal
Convert accuracy       ≤0.1%FS
Cold junction accuracy   ±1℃(TC)
Output                4~20mA/20~4mA  Electrical isolation output
Max-load            (V -8V)/0.025A(Current output )
Limit current           ≤25mA
Response time          1s
Isolated voltage         1500V AC (input/output)
Alarm signal            Programmable

                      Underranging  linear drop to 3.8 mA
                      Overranging   linear rise to 20.5 mA
                      Sensor break or short-circuit:≤3.6mA or≥21.0mA
Power supply           8~30V DC
Temperature drift        0.01% FS / 1℃
Long-term stability     ≤0.1℃ per year or 0.05% per year
Ambient              -40~+85℃