WIKA CPH7600 - Handbuch (Seite 10)

10 WIKA operating instructions, model CPH7600
14051628.01 11/2012 GB/D
GB
3. Specifications
3. Specifications
Measuring ranges
Pressure
Relative pressure
-0.8 ... +20 bar
Overpressure limit 40 bar 1)
Burst pressure 135 bar 1)
Accuracy 0.025 % of reading ±0.01 % FS
Resolution 5-digit
Temperature compensation 15 … 35 °C
Temperature coefficient 0.002 % of the span/°C beyond the 15 ... 35 °C
Current
Measuring range
0 … 24 mA (max. load 1,000 Ω)
Resolution 1 µA
Accuracy 0.015 % of reading ±2 µA (simulation and measurement)
Voltage
Measuring range
DC 0 … 30 V
Resolution 1 mV
Accuracy 0.015 % of reading ±2 mV (measurement)
1) Maximum pressure for the integrated lines: 40 bar
Base instrument
Pressure supply maximum pressure for the integrated pressure generation: 20 bar
maximum pressure via external pressure supply: 7 bar
Pressure connection 1/8 NPT (female)
Permissible media clean, dry, non-corrosive gases, compatible with silicon, Pyrex,
RTV, gold, ceramic, nickel and aluminium
Output
Voltage supply
DC 24 V
Power supply
Battery type
DC 16 V, NiMH rechargeable battery
Battery life (fully-charged) approx. 50 hours (only measurement or with external pressure
supply)
125 pump cycles to 20 bar
300 pump cycles to 10 bar
1,000 pump cycles to 2 bar
Permissible ambient conditions
Operating temperature
-10 … +50 °C
Storage temperature -20 … +60 °C
Relative humidity 35 ... 85 % r. h. (no condensation)