Appendix 1, Technical Data
188 MC4 User Guide
Voltage Generation
Full Range: –3 ... 12 V
Sub Range Resolution 1 Year Uncertainty
(1
-3 ... -0.25 V 0.1 mV 0.01 % RDG
± 0.25 V 0.01 mV
(same as above)
0.25 ... 12 V 0.1 mV
(same as above)
Feature
Specification
Temperature
coefficient
Add 0.0015 % RDG /°C to spec. outside 18 28°C
Add 0.0008 % RDG /°F to spec. outside 64.4 82.4°F
Max. load current 5 mA
Load effect < 50 uV/mA
Supported units V, mV, µV
mA Generation (Source/Sink)
Range Resolution 1 Year Uncertainty
(1
0... 25 mA 0.0001mA 0.02 % RDG + 4 µV
Feature
Specification
Temperature
coefficient
Add 0.0015 % RDG /°C to spec. outside 18 28°C
Add 0.0008 % RDG /°F to spec. outside 64.4 82.4°F
Max load
impedance (source)
750 ohm @20 mA, 600 ohm @25 mA
Max loop voltage
(sink)
60 V
Supported units mA, µA
1)
Uncertainty includes reference standard uncertainty, hysteresis, nonlinearity,
repeatability and typical long term stability for mentioned period. (k=2)