GHM Messtechnik GmbH – Martens
Kiebitzhörn 18 ● 22885 Barsbüttel ● Germany
Phone +49-40-670 73-0 ● Fax -288
www.ghm-messtechnik.de ● info@martens-elektronik.de
12
6.
Technical data
Wide-range power supply
Supply voltage
:
20..125 V DC and
20..250 V AC, (47..63Hz), max. 1.5W
24 V power supply
Supply voltage
: 24 V DC +/-15%, max. 1.5W
Combined data
Rated voltage
: 253V AC (acc. to EN60664-1; pollution degree 2,
overvoltage category II)
Test voltage
:
3kV AC between supply voltage // input = output
Working temperature
:
-10..60 °C
Storage temperature
:
-20..80 °C
Air humidity
:
10..90% (no condensation)
EMC
: acc. to EN61326-1
Measurement inputs
Voltage
:
0/2..10 V, Ri approx. 20 kΩ
Current
:
0/4..20 mA, Ri approx. 60 kΩ
Pt100
:
linearized, measurement current approx. 1.6 mA
Thermocouple
:
linearized with reference junction compensation
(optional without internal compensation)
Resistance
:
Potentiometer (3-wire), rated value 500 Ω..20 kΩ internal
reference voltage approx. 1.5 V
Analog output
:
4..20 mA, max. burden 400 Ω
(burden failure at 400 Ω max. 0,2%)
No galvanic isolation from the input signal
Input signal
Basic precision - analog output
Temperature deviation *)
0/2..10V
0.2%
0.004%/K
0/4..20mA
0.2%
0.004%/K
Potentiometer
1.0%
0.007%/K
Pt100 -50.. 50°C
0.5%
0.03%/K
Pt100 0.. 50°C
0.9%
0.04%/K
Pt100 0..100°C
0.5%
0.03%/K
Pt100 0..150°C
0.2%
0.02%/K
Pt100 0..200°C
0.4%
0.02%/K
Pt100 0..300°C
0.3%
0.01%/K
Pt100 0..500°C
0.2%
0.007%/K
FeCuNi 0..250°C
1.0%
0.04%/K
FeCuNi 0..500°C
0.5%
0.03%/K
NiCrNi 0..500°C
0.5%
0.04%/K
NiCrNi 0..750°C
0.4%
0.03%/K
NiCrNi 0..1000°C
0.3%
0.02%/K
PtRhPt 0..1500°C
1.0%
0.04%/K
*) Measurement deviation depending on the environmental temperature in the switch cabinet
(-10..+60°C)