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WIKA operating instructions, model CPH7650
EN
14261987.02 01/2019 EN/DE
10. Specifications
10. Specifications
10.1 Sensor technology
Sensor technology
Pressure
1)
Gauge pressure
bar
-1 … +20
-1 … +10
0 … 10
0 … 20
psi
-14.5 ... +300 -14.5 … +145 0 ... 145
0 ... 300
Absolute pressure
bar abs. 0 … 10
0 ... 20
psi abs. 0 ... 145
0 ... 300
Overpressure safety
2)
3 times
Accuracy
0.025 % FS
Resolution
5-digit
Temperature compensation
15 … 35 °C (59 ... 95 °F)
Temperature coefficient
0.002 % of span/°C outside of 15 ... 35 °C (59 ... 95 °F)
Electrical safety
Resistance to overvoltage
Yes
Short-circuit resistant
Yes
Reverse polarity protection
Yes
Voltage-resistant
up to DC 60 V
Input resistance
Current measurement
20 Ω
Voltage measurement
1 MΩ
Measuring input, current
Measuring range
0 ... 20 mA; 4 ... 20 mA
Resolution
up to 6 digits; adjustable
Accuracy
5.0 μA
Measuring input, voltage
Measuring range
DC 0 … 1 V; DC 0 ... 2 V; DC 0 ... 5 V; DC 0 ... 10 V
Resolution
up to 6 digits; adjustable
Accuracy
1.0 mV
Output
Voltage supply
DC 24 V / max. 50 mA (can be activated via menu)
1) Via exchangeable model CPT6000 reference pressure sensors
2) The electrical pump can generate -0.85 … +20 bar [-12 … 290 psi].