Watlow EZ-ZONE RME User Manual

Page 29

Warning:

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 pe-
ripheral 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 in-lb.) torque

Note:

Adjacent terminals may be la-
beled differently, depending on
the model number.

Note:

To prevent damage to the con-
troller, do not connect wires to
unused terminals.

Note:

Maintain electrical isolation
between digital input-outputs,
switched dc/open collector out-
puts and process outputs to

prevent ground loops.

Note:

If the last two digits of the part
number are "12", this Equip-
ment is suitable for use in
CLASS I, DIVISION 2, Groups
A, B, C and D or Non-Hazard-
ous locations only. Temperature

Code T4

Warning:

Explosion Hazard – Substitution of
component may impair suitability for
CLASS I, DIVISION 2.

Warning:

Explosion Hazard - Do not disconnect
while the circuit is live or unless the
area is known to be free of ignitable
concentrations of flammable sub-
stances.

Watlow EZ-ZONE

RME Module

•

Chapter 2 Install and Wire

occur.

Note:

When connecting the USB converter to the PC it is suggested that the Latency

Timer be changed from the default of 16 msec to 1 msec. Failure to make this

change may cause communication loss between the PC running ZE-ZONE Con-

figurator software and the control.

To modify Latency Timer settings follow the steps below:
1. Navigate to Device Manager.
2. Double click on Ports.
3. Right click on the USB serial port in use and select Properties.
4. Click the tab labeled Port settings and then click the Advance button.