Johnson Controls 100 Series User Manual

JOHNSON CONTROLS
81
SECTION 5 – SEQUENCE OF OPERATION
FORM 100.50-NOM12
ISSUE DATE: 04/02/2019
5
0–10 VDC from
IPU Board
R B W & G
Pulse Signal from IG-B control
to HGRH 3-way stepper valve
24 VAC into IB-G
control board
TABLE 31 - INPUT SIGNAL (JUMPER LOCATION)
5 4 3 2 1
4-20mA
0–10V
1200Ω 1000Ω
600Ω 300Ω
TABLE 32 - NUMBER OF STEPS
6386 3196 2500 1596 500
1
OFF OFF OFF OFF ON
2
OFF OFF ON ON OFF
3
OFF ON OFF ON OFF
SW1: HGRH 3-way stepper valve
configuration. All switches should
be set to the OFF position.
TABLE 33 - VALVE TYPE
OFF ON
4
Bipolar Unipolar
5
Std Direction Reverse
6
Std Response Quick
7
200pps 400pps
8
Std Operation Close Valve
Input signal selector
Jumper set to pin 1,
0–10 VDC
LD20878 and LD20879
FIGURE 39 - HGRH CONTROL BOARD

Johnson Controls 100 Series Specifications

General

Brand	Johnson Controls
Model	100 Series
Category	Air Conditioner
Language	English