Honeywell UDC2500 Product Manual page 211

Parameter
Description
Hex
Lockout 0084
(keyboard only)
Changes to data are
always possible via
communications
regardless of this
configuration.
Security Code 0050
Man/Auto Key 00BF
Lockout
Run/Hold Key 00EE
Lockout
Setpoint Key 00ED 237
Lockout
NOTE 1: Writes to these locations are not available when Accutune is enabled.
4/07
Modbus Read, Write and Override Parameters plus Exception Codes
Register Data
Address Type
Decimal
132 INT
080 INT
191 INT
238 INT
INT
UDC2500 Universal Digital Controller Product Manual
Access Data Range or
Enumerated Selection
0 = No Lockout
R/W
1 = Calibration Locked out
2 = +Configuration – Timer,
Tuning, SP Ramp,
Accutune are read/write
3 = +View – Tuning and SP
Ramp are read/write, no
other parameters are
available
4 = Maximum Lockout
0 to 9999
R/W
0 = Disable
R/W
1 =Enable
0 = Disable
R/W
1 =Enable
0 = Disable
R/W
1 =Enable
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