Watlow EZ-ZONE RME Manual do Utilizador descarregar pdf (Página 31)

Watlow EZ-ZONE

RME Module • 28 • Chapter 2 Install and Wire

- A

+ B

com

- A

+ B

common

power

- A

+ B

common

power

EZ-ZONE PM

EZ-ZONE ST

ST_ _ - (B or F) _ M _ -_ _ _ _

Power

Supply

fuse

EZ-ZONE RM

power

- A

+ B

common

RUI/Gateway

EZKB-_ A _ _- _ _ _ _

98 99 CF CD CE CZ CX CY

Wiring a Serial EIA-485 Network

Do not route network wires with power wires. Con-

nect network wires in daisy-chain fashion when con-

necting multiple devices in a network.

A termination resistor may be required. Place a

120 Ω resistor across T+/R+ and T-/R- of the last con-

troller on a on a network.

Note:

Termination resistors when used, require a termina-

tion resistor at both ends of the network.

A network using Watlow's Standard Bus and an RUI/Gateway.

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Watlow EZ-ZONE RME Manual do Utilizador Página 31