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System connections, Modular service tool, Zone – Orion System SA Controller User Manual

Page 4: Figure 3: modular service tool

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Zone

Zone

System Connections

SA Controller Operator Interface

4

Modular Service Tool

Whether you have a Stand Alone, Interconnected, or Networked Orion
Controls System, the Modular Service Tool always connects to an HVAC
unit controller via a prefabricated cable that is supplied with the service
tool. The Modular Service Tool cable is terminated on both ends with
a mini-DIN connector. Attach one end to the Modular Service Tool and
the other end to the mini-DIN connector on the HVAC unit controller. If
this is an Interconnected System, all controllers that are interconnected
with communications cable can be programmed from any HVAC unit
controller on the loop. If this is a Networked System, all controllers
on the entire Networked System can be programmed from one HVAC
unit controller.

Modular Service Tool

Be sure that the Modular Service Tool has fresh batteries installed or
that it is connected to a power source using the supplied power pack
before attempting any programming of the controller. See Figure 3 for
connection details.

Figure 3: Modular Service Tool

Typical Controller Board

Connector Cable

Modular Service Tool

Female DIN Connector

Male DIN Connector

Mode

Selection

ENTER

CLEAR

ESC

PREV

NEXT

DOWN

UP

6

5

4

DEC

7

0

8

1

3

2

9

MINUS

-

STATUS

SETPOINTS

SCHEDULES

CONFIGURATION

ALARMS

ON

OVERRIDES

BALANCE- TEST

Be Sure The Modular Service
Tool Is Connected To The
Supplied Power Pack Or Has
Fresh Batteries Installed Before
Attempting Programming Of The
Controller. Be Sure The Power Is
Turned Off On The Modular
Service Tool Before Connecting
The Cable To The Controller.

The Modular Service Tool Can Be
Connected To The SA Controller

y Plugging One End Of The

Supplied Cable Into the

Modular Service Tool DIN
Connector And The Other End
Into The DIN Connector On The
Controller.

Power On Button

B

Or VAV/Zone Controller