ME401-2
M-Tec ME401-2, Technical Manual v.1.3a, September 2012
Page 13
NOTE:
Enabling the filtering function will disable the use of the alarm function on digital
input 4 as listed in the standard installation proposal above.
NOTE:
It is recommended always to connect digital input 2 to the ignition signal of the
machine as this is necessary for km recording.
NOTE:
For the “Send SMS” it is of no importance if small or capital letters are used in
the command string, or a mixture hereof.
Installation of the ME401-2 in vehicles
The standard installation for vehicles, where the unit should register operating hours and
record km, the following connections are used:
No.
Wire
(color code)
Connection
Description
1
Red
Power
Connect to a fixed DC supply through
a 1 amp. fuse.
2
White
Digital input 1
Connect to the operating hours
counter.
(Min. 8V DC voltage at the input)
3
Brown
Digital input 2
Connect to the ignition signal
(Min. 8V DC voltage at the input)
4
Grey
Digital input 3
Can be connected to an external
sensor or it can be connected to a
ID06 Card reader.
(Min. 8V DC voltage at input)
5
Pink
Digital input 4
Can be connected to an external
sensor for detecting a critical running
mode or an alarm
(Min. 8V DC voltage at input)
6
Green
1-wire input
Can be used to connect one or two
temperature sensors or a Dallas Key
reader to control an immobilizer relay
connected to Digital output 1
7
Yellow
Digital output 1
Can be used to control external
equipment through a relay (see
example in “
Installation of the digital
output
”. Max. Load 200 mA)
8
Blue
Ground
NOTE:
It is recommended always to connect digital input 2 to the ignition signal of the
vehicle as this is necessary for km recording.
