M
M
N
N
S
S
i
i
S
S
S
S
y
y
s
s
t
t
e
e
m
m
S
S
e
e
t
t
u
u
p
p
2
2
ABB MNS
i
S System Setup & Operation Quick Guide / System Release 6.0 – Rev.2 / Aug. 2011
3
3
1
1
X31 – 4DI-2DO board 230 V AC
Figure 31 Connection diagram X31 – DI/DO
Technical Data
Digital Inputs (230 V AC)
Number of digital inputs
4 (DI1…DI4)
Supply for digital inputs
110 - 230 V AC or DC
Isolation Yes
Input signal bounce suppression
Typ. 10 ms
Level class (incl. ripple)
AC 230 V
AC 110 V
DC 230 V
DC 110 V
(signal 0: 40 V; signal 1: 159 V)
(signal 0: 20 V; signal 1: 74 V)
(signal 0: 46 V; signal 1: 175 V)
(signal 0: 22 V; signal 1: 79 V)
Input current per channel
(230 V AC) typ. 3.0 mA
Input resistor to 0 V
79 k
Ω
Cable length unshielded/shielded
max. 300 m / max. 500 m
Relay Outputs
Number of relay outputs
2 x bi-stable with 2 common roots
Voltage range of contacts
1 – 250 V AC/DC
Lowest switch power for correct signals
0.1 W
Switching capacity per relay contact
acc. to EN 60947-5-1 (electromagnetic load)
AC-15 240 V AC: max. 1.5 A
AC-15 120 V AC: max. 3 A
DC-13 250 V DC max. 0.1 A
DC-13 125 V DC max. 0.22 A
Mechanical: min 5x10
6
(at 180 cpm)
Electrical (250 V AC), at rated load:
N.O. min. 5x10
4
/
N.C.: min. 3x10
4
(at 6 cpm)
Relay contact service life
Internal clearance and creepage distances
relay contacts to 24 V circuits
> 5.5 mm (safety insulation up to 250 V AC)
acc. EN 60947-1, pollution degree 3
Cable length unshielded/shielded
max. 300 m / max. 500 m