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Operating Instructions CPG2300 Series
Portable Digital Pressure Gauge
CPG2300 Series
8.1.3 Connection Configurations
The diagrams shown are of typical current measurement connections. The insertion
resistance is 100 ohms. The “Sense +” jack (red) is inserted on the high-side and the
“Sense –” jack (black) is inserted on the low-side in the loop.
The pressure port fittings, and the d-sub shell of the RS-232
connector are electrically common to the “Sense –” connection
each through 1 Meg ohm resistors. The RS-232 digital ground is
connected directly to the “Sense –”. The connections should be
isolated from the current loop connections.
Figure 8.1.3 - Electrical Diagram (Current Input option)
Содержание CPG2300 Series
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