Page 6
3.5 Mechanical design
Me
c
ha
n
ic
a
l de
s
ign
Weight
MREP 78
0.420 kg
MREP 78X
0.306 kg
MREP 78E
0.129 kg
Operating temperature
-25
÷ 60 °C
Humidity
Max 95%, non-condensing
Housing
IP 54, IK 07
Pigtail (MREP 78)
2 m
Environment
Indoor and outdoor
Dimensions
MREP 78
115 x 62 x 35 mm
MREP 78X
120 x 120 x 33 mm
MREP 78E
104 x 52 x 35 mm
Table 4: Mechanical design
4
Installation
4.1 Terminals and wiring description
T
ermi
n
al
de
s
c
ri
pt
ion
X
1
#
Color
Function
1
Red
+13 V pow. supply
2
Blue
0 V pow. supply
3
Yellow
Input 1
4
Grey brown
0 V
5
Grey
Input 2
6
Black
A
– RS 485
7
White
B
– RS 485
8
Violet
NO lock relay
9
Grey pink
NC lock relay
10
Brown
C lock relay
Table 5: Terminal description X1
T
ermi
n
al
de
s
c
ri
pt
ion
X
2
#
Color
Function
1
Red blue
+13 V
2
Green
0 V
3
Pink
IO Port 3
4
N / A
0 V
5
Green white
Wiegand data 0
6
Green brown
Wiegand data 1
7
White grey
NO alarm relay
8
White yellow
NC alarm relay
9
Yellow brown
C alarm relay
Table 6: Terminal description X2
X1
+13VDC
0 V
IO 3
0 V
W0
W1
Alarm - NO
Alarm - NC
Alarm - C
X2
1
1
2
3
4
5
6
7
8
9
8
7
6
5
4
3
2
+13VDC
IN 1
0 V
9
10
0 V
IN 2
A RS 485
B RS 485
Lock - NO
Lock - NC
Lock - C
Pic. 2: MREP 78X/E
