Sanyo MDF-C8V service manual Control specification

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Control specification

1.Key and Switch

BUZZER	:	In alarm condition, buzzer stops sounding with this key pressed.
		Remote alarm output and alarm message would not be off.
		During the power failure (battery back-up), press the key to show the
		present temperature of PT sensor.
ALARM TEST	:	With this key pressed to activate alarm test mode to be forcibly step into
		alarm condition (ALARM lamp blinks, intermittent buzzer beeps, digital LED
		goes off and remote alarm inputs).
		After approx. 90seconds then, normal condition retrieves with Auto Return
		activates.
		With the battery switch turns off, “E09” blinks on the display.
SET	:	Press this key once to activate set mode (2nd digit in LED blinks), press the
		key again to store the value to be changed.
		With Key Lock setting mode (“L 0” or “L 1” is displayed), press the key to
		store the value to be changed.
		During setting mode, the blinking digit shifts among the 1st digit or the 2nd
		digit or 3rd digit.
		During setting mode, count the blinking digit up. In PV display, press the
		key over 5 seconds to enter the function mode. (“F00” is displayed)

2.Temperature control

Setting range	:	-55	~-85
Display range	:	-180	~+50
Setting procedure	:	Press SET key and set the required value with		key and	key.
		Press SET key to store the set value.
Out of setting range :		If you try to set the value which is out of temperature setting range, it is
		unacceptable with buzzer beeps for 1second.

3.Temperature alarm

Setting range	:	High temperature alarm … +5		~+20	(Initial setting: 10	)
		Low temperature alarm …. -5		~-20	(initial setting: -10	)
Setting procedure	:	Keep pressing	key over 5 seconds to enter function mode (F00).
		Input “F01” for high temperature alarm or “F02” for low temperature
		alarm. Press SET key to set the value to be changed with the 1st digit
		blinks. Press SET key again to store the value in the non-volatile
		memory.
Out of setting range :		If you try to set the value which is out of alarm setting range, it is
		unacceptable with buzzer beeps for 1 second.

4.Key Lock mode and Function mode

A) Key Lock mode
Setting range :	0, 1
Setting procedure:	In PV display, keep pressing			key over 5 seconds to enter into Key
	Lock mode. (“L_0” or “L_1” is		displayed. initial: L_0) with “0” or “1” blinks.
	Change the value with	key and press SET key to store the value in
	the non-volatile memory.

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