Honeywell UDC2500 manual External SP Program Reset, Inhibit Integral RESET-Contact

Configuration

Function Prompt		Selection or Range of Setting					Parameter
Lower Display			Upper Display				Definition
English	Numeric	English		Numeric
	Code			Code
		HOLD		5		TO HOLD—Contact closure suspends
						Setpoint Program or Setpoint Ramp. When
						contact reopens, the controller starts from
						the Hold point of the Ramp/Program unless
						the Ramp/Program was not previously
						started via the RUN/HOLD key.
						This selection applies to either loop.
		PID2		6		TO PID2—Contact closure selects PID Set
					2.
		RUN		7		RUN—Contact closure starts a stopped SP
						Ramp or Program. Upper left character
						blinks “R”. Reopening the contact puts
						controller in HOLD mode.
						This selection applies to either loop.
		Begn		8		EXTERNAL SP PROGRAM RESET—
						Contact closure resets SP Program back to
						the beginning of the first segment in the
						program and places the program in the
						HOLD mode. Program cycle number is not
						affected. Reopening switch has no effect.
						This selection applies to either loop.
							Once the last segment of the
						ATTENTION
						setpoint program has timed out, the
						controller enters the mode of action specified
						in the configuration data and the program
						cannot be reset to the beginning of the first
						segment by digital input closure.
		NO I		9		INHIBIT INTEGRAL (RESET)—Contact
						closure disables PID Integral (Reset) action.
		MNFS		10		MANUAL FAILSAFE OUTPUT—Controller
						goes to Manual mode, output goes to the
						Failsafe value.
							This will cause a bump in the
						ATTENTION
						output when	switching from Automatic to
						Manual. The switch back from Manual to
						Automatic is bumpless. When the switch is
						closed, the output can be adjusted from the
						keyboard.
		LOCK		11		KEYBOARD LOCKOUT—Contact closure
						disables all keys. Lower display shows
						LOCKED if a key is pressed.

70 UDC2500 Universal Digital Controller Product Manual 4/07