Baker Hughes Druck DPI 620 Genii, Инструкция по эксплуатации

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Copyright 2013 Baker Hughes Company.
42 | DPI 620G Instruction Manual–English
Chapter 4. Electrical Tasks
1. Set the applicable channel option to Voltage source.
2. Complete the electrical connections.
3. To continue, set the applicable output value.
4.6 Measure or Source Current with Loop Power
When using CH2, current measure or source function can be set with the option of internal loop
power supply.
Loop power has three possible settings:
1. None (current only)
2. 24
V
3. 28 V
Figure 4 - 6: Current Loop Supply Options
Figure 4 - 7 and Figure 4 - 8 show CH2 set up to measure (± 55 mA) or source (0 to 24 mA) a
current with internal loop power (Selectable to 24 V or 28 V).
1. Set the applicable channel options.
2. Complete the electrical connections and continue with the measure or source operation.
3. Source only (Automation): Set the applicable output value.
Note:
The current limit of the Loop power is 30 mA.
Figure 4 - 7: Source Current on CH2 with Internal Loop Power (Range: 0 to 24 mA)