Input options, Auxiliary output, Input wiring – Watlow Series 920 Microprocessor-Based Ramping Control User Manual

Page 27: Auxiliary output wiring, Input options wiring diagram, Auxiliary wiring diagram, Figure 16, Figure 17, Auxiliary output: terminals 9 - 13

Input Options: Terminals 1 - 8 Apply One Input Only

T.C. Compensation

RTD

For

input, use

Terminals 1,2 and 3.

For 0-5VDC, 0-20mA

or 1-5VDC, 4-20mA
input, use Terminals

4 and 5.

For T/C input, use

Terminals 6 and 8.

Front-Panel Input Selection Also Required

NOTE:

For a two-wire RTD,
use Terminals 1 and
2 for the RTD, and
jumper Terminal 2 to
Terminal 3.

Figure 16 -
input Options

Wiring Diagram.

See model number

information, p. 61,

for the input option
that applies to your

unit.

Figure 17 -

Auxiliary Wiring

Diagram.

See model number
information, p. 61,

for the alarm output

option that applies

to your unit.

Auxiliary Output: Terminals 9 - 13

Terminals 9 & 10

NOTE:

Auxiliary outputs go to a de-energized
state when in an alarm condition.

are Auxiliary Output
#2. Terminals 11,

12, & 13 are Auxil-
iary Output #1.

How to Install and Wire, Chapter 4 WATLOW Series 920 User's Manual 27