Operation

Operational Modes and Controls

2.From the Operator Interface.

Mode changes can be made from SET MODE display or the Calibrate AI and AO displays of the operator interface with certain restrictions. When the manual switch is set to PROGRAM, you cannot change the mode to RUN or OFFLINE using the operator interface. The operator interface is active in all modes.

3.Through the CONFIGURATION Port.

A PC, running the Control Builder software, connected to the Configuration port can initiate mode changes to the controller. The control builder places the controller in PROGRAM mode when downloading files to the controller.

Restrictions on mode control

Mode control of the controller has the following restrictions:

When the controller manual switch is set to RUN, the mode can be changed to OFFLINE or PROGRAM by commands from the configuration port or the operator interface.

When the manual switch is set to OFFLINE, the mode can be changed to PROGRAM by commands from the configuration port or the operator interface. The mode cannot be changed to RUN from the configuration port or the operator interface.

When the manual switch is set to PROGRAM, no mode changes can be made by commands from the configuration port or the operator interface.

Table 15 summarizes the mode change interactions and restrictions.

Controller

Mode

Switch

CPU Module

OFFLINE

RUN PROGRAM

 

CONFIGURATION

 

 

POWER

 

LoBAT

 

 

FORCE

Replace battery with Tadiran TL5101/S

RUN

 

only. Use of another battery may present a risk of fire or explosion. See users guide for instructions.

DISPLAY

BAT

_

100 - 240 V ~

50 / 60 Hz

100 VA

Figure 29 Controller mode switch location

54

UMC800 Controller Installation and User Guide

Release F

 

 

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Page 62
Image 62
Honeywell UMC800 manual Restrictions on mode control, Controller mode switch location