Watlow EZ-ZONE PM Bedienungsanleitung PDF herunterladen (Seite 31)

Warning: Óç

Use National Electric (NEC) or other

country-specific standard wiring and

safety practices when wiring and

connecting this controller to a power

source and to electrical sensors or

peripheral devices. Failure to do so

may result in damage to equipment

and property, and/or injury or loss

of life.

Note:

Maximum wire size termination and

torque rating:

• 0.0507 to 3.30 mm

(30 to 12

AWG) single-wire termination or

two 1.31 mm

(16 AWG)

• 0.8 Nm (7.0 lb.-in.) torque

Note:

Adjacent terminals may be labeled

differently, depending on the model

number.

Note:

To prevent damage to the control-

ler, do not connect wires to unused

terminals.

Note:

Maintain electrical isolation be-

tween Analog Input 1, Digital I/O,

Switched dc/open collector outputs

and Process outputs to prevent

ground loops.

Note:

The control output common

terminal and the digital common

terminal are referenced to different

voltages and must remain isolated.

Watlow EZ-ZONE

PM Limit Controller • 28 • Chapter 2 Install and Wire

Network Status

Indicator State Summary Requirement

Steady Off Not powered, no IP address

If the device does not have an

IP address (or is powered off),

the network status indicator

shall be steady off.

Flashing Green No connections

If the device has no estab-

lished connections, but has

obtained an IP address, the

network status indicator shall

be flashing green.

Steady Green Connected

If the device has at least one

established connection (even

to the Message Router), the

network status indicator shall

be steady green.

Flashing Red Connection timeout

If one or more of the connec-

tions in which this device is

the target has timed out, the

network status indicator shall

be flashing red. This shall be

left only if all timed out con-

nections are reestablished or

if the device is reset.

Steady Red DuplicateIP

If the device has detected

that its IP address is already

in use, the network status in-

dicator shall be steady red.

Flashing Green /

Red

Self-test

While the device is perform-

ing its power up testing, the

network status indicator shall

be flashing green / red.

Module Status

Indicator State Summary Requirement

Steady Off No power

If no power is supplied to the device, the module

status indicator shall be steady off.

Steady Green Deviceoperational

If the device is operating correctly, the module

status indicator shall be steady green.

Flashing Green Standby

If the device has not been configured, the module

status indicator shall be flashing green.

Flashing Red Minor fault

If the device has detected a recoverable minor

fault, the module status indicator shall be flash-

ing red.

NOTE: An incorrect or inconsistent configuration

would be considered a minor fault.

Steady Red Major fault

If the device has detected a non-recoverable major

fault, the module status indicator shall be steady

red.

Flashing Green / Red Self-test

While the device is performing its power up test-

ing, the module status indicator shall be flashing

green / red.

Link Status

Indicator State Summary Requirement

Steady Off

Not powered,

unknown link speed

If the device cannot determine link speed

or power is off, the network status indicator

shall be steady off.

Green - - - -

If cable is wired and connected correctly, the

LEDwillbeGreen.

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