Precision-digital PD6870 User Manual download pdf (Page 11)

PD6870 Loop-Powered Process Meter Instruction Manual

Connections

WARNINGS

 Static electricity can damage sensitive components.

 Observe safe handling precautions for static-sensitive components.

 Use proper grounding procedures/codes.

 If the meter is installed in a high voltage environment and a fault or

installation error occurs, high voltage may be present on any lead or

terminal.

To access the connectors, remove the enclosure cover and unscrew the two captive

screws that fasten the display module. Remove the display module. Signal

connections are made to a three-terminal connector on the rear of the display

module. Grounding connections are made to the two ground screws provided on the

base – one internal and one external.

S+

4-20 mA signal input positive terminal connection

S-

4-20 mA signal return/negative terminal connection

B-

4-20 mA signal return/negative terminal when using the installed loop

powered backlight option.

Refer to Figure 1 for terminal positions.

WARNING

Observe all safety regulations. Electrical wiring should be

performed in accordance with all agency requirements and

applicable national, state, and local codes to prevent damage to

the meter and ensure personnel safety.

Figure 1. PD6870 Connectors

1 2 ... 6 7 8 9 10 11 12 13 14 15 16 ... 19 20

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Precision-digital PD6870 User Manual Page 11