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Terminal wiring, Terminal configuration (modbus protocol type) – Yokogawa EJX930A User Manual

Page 81

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<10. General Specifications>

10-17

IM 01C25R01-01E

[Model EJX910A/EJX930A]

SUPPLY

CHECK

PULSE

+

– Power supply and output terminals

External indicator(ammeter) terminals

*1*2

Pulse or status contact output terminals

*2

Ground terminal

Terminal Wiring

*1: When using an external indicator or check meter, the internal

resistance must be 10Ω or less.

*2: Not available for F

OUNDATION

Fieldbus protocol type.

PULSE – / CHECK –

*2

PULSE +

*2

Communication

terminal

connection hooks

Check meter

connection hooks

*1*2

SUPPL

Y

PULSE

CHECK

ALARM

CHECK +

*2

F1008.ai

+

+

SUPPLY +

SUPPLY –

● Terminal Configuration (HART and F

OUNDATION

Fieldbus protocol types)

RTD cable connection

SUPPLY

MODBUS

+

– Power supply terminals

Modbus communication (RS-485) terminals

Ground terminal

Terminal Wiring

A

B

F1009.ai

● Terminal Configuration (Modbus protocol type)

MODBUS B

Communication

terminal

connection hooks

RTD cable connection

SUPPLY +

SUPPLY –

MODBUS A

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