Nilfisk-advance Inc. ME401 Manuale Utente
ME401-9
Nilfisk Advance ME401-9, Technical Manual v1.2, Marts 2014
Page 12
Installation of the ME401-9 in vehicles
The standard installation for vehicles, where the unit should register operating hours the
following connections are used:
following connections are used:
1
Max. Load 200 mA
2
Do NOT use this output to switch off vehicles and machines during operation or driving
3
If Main Switch disconnects negative wire (chassis/GND) from battery, it might cause false input activity.
To avoid that, Pink wire should be connected to the chassis/GND, Blue Wire should be connected to battery
minus pole and input filtering must be activated
minus pole and input filtering must be activated
NOTE:
It is recommended always to connect digital input 2 to the ignition signal of the
vehicle as this is necessary for km recording.
vehicle as this is necessary for km recording.
Examples of input/output or interfaces
The ME401-9 can be installed with various optional interfaces added to the Input/output
ports or the device:
ports or the device:
• A one wire ibutton reader.
• A start relay blocking function for unauthorized access.
• Alarms.
• etc.
• Alarms.
• etc.
Wire color
Connection
Description
Red
Power
Connect to permanent 12 to 48 V supply
through a 1A fuse
through a 1A fuse
White
Digital input 1
Connect to the operating hours counter
Mandatory for machines!
Brown
Digital input 2
Connect to the ignition signal
Mandatory for vehicles and machines!
Grey
Digital input 3
Can be connected to an external sensor for detecting a
critical running mode or an alarm
critical running mode or an alarm
3
Pink
Digital input 4
Can be connected to an external sensor for detecting a
critical running mode or an alarm
critical running mode or an alarm
3
Green
1-wire input
Can be connected to iButton reader or temperature
sensor
sensor
Yellow
Digital output 1
Can be used to control external equipment through a
relay
relay
1 2
Blue
Ground
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