Table 2-34 General Tab Configuration Parameters - Honeywell UMC800 Reference Manual

Control builder function block
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2.45 ON/OFF Function Block,
Configuration Parameters, continued
GENERAL TAB, continued
Properties
Function
Block
Control
SP Tracking
Start/Restart
Failsafe Out
3/99
continued

Table 2-34 General Tab Configuration Parameters

Parameter
Index#
N/A
Order
N/A
Tag Name
Descriptor
N/A
N/A
Direction
N/A
13
Hysteresis
N/A
Initial Mode
N/A
Power up
Mode
23
Function Block Reference Guide
Parameter Description
Execution Order
8-character tag name
Block description
Control Action
Setpoint Tracking
Output Hysteresis
Control Mode and Setpoint
at NEWSTART
Newstart is the first scan
cycle following the cold
start of the controller
Control Mode and Setpoint
at power up
Failsafe Output Selection
Function Blocks
Value or Selection
Read Only. See "Configure' Menu,
"Execution Order" to change.
REVERSE - Proportional action
causes output to decrease as
process variable increases.
DIRECT - Proportional action
causes output to increase as
process variable increases.
NONE
TRACK PV When control mode is
"manual", local setpoint
tracks process variable.
TRACK RSP When setpoint is
remote setpoint, local
setpoint tracks remote
setpoint.
0 to 10 % of input span
MAN LSP Manual control and last
local setpoint
AUTO LSP Automatic control and
last local setpoint.
AUTO RSP Automatic control and
remote setpoint.
MAN LSPonly Manual control and
local setpoint only.
AUTO LSPonly Automatic control
and local setpoint only*.
AUTO RSPonly Automatic control
and remote setpoint only*.
*These modes will override the
configured POWER UP MODE.
MAN LSP
Manual control and last
local setpoint
Same control mode
AM LSP
(auto or manual)
last local setpoint.
AM LR
Same control mode
(auto or manual) and
setpoint (local or
remote) as at power-
down.
ON
OFF
Continued next page
and
121

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