3
ŶControl specifications
Item MDF-C2156VAN MDF-C2156VANC
Cooling performance
Center of the chamber; -150㷄䋨AT30㷄, No load䋩
Temp. controller Micro-processor control system
Setting range; -125㷄䌾-155㷄䋨Unit;1㷄䋩
Non-volatile memory
Temp. sensor Platinum resistance; Pt.1000ȍ
Temp. display Digital display
High temp.
Setting range: +5㷄~+20㷄 (Initial; +10㷄)
ALARM lamp and LCD display flashes, intermittent buzzer tone
with 15min. delay
Remote alarm contact: Normal Open, Rating; DC30V, 2A
Remote alarm contact activates with 15min delay
Low temp.
Setting range: -5㷄~-20㷄 (Initial; -10㷄)
ALARM lamp and LCD display flashes, intermittent buzzer tone
with 15min. delay
Remote alarm contact: Normal Open, Rating; DC30V, 2A
Remote alarm contact activates with 15min delay
Door
When outer door is open, indication of ‘Door Open’ is shown.
ALARM lamp blinks and buzzer beeps intermittently after delay
time is passed.
Filter
ALARM lamp flashes, message indication and intermittent buzzer
tone emitted
Power failure
When the power to the unit is not connected or power failure,
ALARM lamp flashes and intermittent buzzer tone emitted
Remote alarm contact activates.
Alarm
Remote alarm
3P remote alarm terminal: DC30V, 2A, NC-COM, NO-COM
Temperature alarm turns on during power failure.
Display
LCD panel
Temperature display; Digital display (1㷄 increment)
Internal temperature is displayed by graphics, 24hours record can
be displayed per screen.
Control panel
Lamp: BATTERY, ALARM, STANDBY
Buzzer key: BUZZER
Menu key: MENU
Clear key: CE
Entry key: ENT
Figure input key
LCD contrast adjusting knob: CONT
Shift key:
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