5/8
ELECTRICAL CONNECTIONS
07
08
09
10
POWER SUPPLY
1
2A
10 ÷ 40 Vdc
19 ÷ 28 Vac
3.0 W
1
2B
85 ÷ 265 Vac
3.0 W
S311D-XX-L
S311D-XX-H
DIGITAL INPUT
REED
07
08
09
10
NPN (2 WIRES)
+
-
07
08
09
10
NPN 24 V (3 WIRES)
+
-
S
07
08
09
10
PNP 24 V (3 WIRES)
+
-
S
07
08
09
10
NAMUR
+
-
PHOTOELECTRIC
07
08
09
10
1K
External R.
White
Brown
Green
07
08
09
10
+
-
S
HALL
07
08
09
10
24 V INPUT
+
07
08
09
10
TTL INPUT
+
07
08
09
10
VARIABLE
RELUCTANCE
V
ANALOGUE OUTPUT
V > 100 mV
The internal power supply for the sensors, equal to 17 Vdc, is available at terminals 7 (+) and 10 (-).
03
04
05
06
VOLTAGE
+
V
03
04
05
06
APPLIED
CURRENT
+
A
Active output: already powered to
be connected to passive inputs
03
04
05
06
EXTERNAL
POWER SUPPLY
+
Passive output: not powered to be
connected to active inputs.
DIGITAL OUTPUT
03
04
05
06
+
I
OPTIONAL BOARD CONNECTIONS
+
-
R
I max: V / R = 50 mA
I
21
20
19
RS485
B
A
GND
RELAY OUTPUT 1
8 A / 250 V
dc
13
12
11
N.C.
N.O.
Com
RELAY OUTPUT 2
8 A / 250 V
dc
16
15
14
N.C.
N.O.
Com
18
D-
17
D+
Auxiliary input:
Totalizer reset
(external power supply)
+
I
24 V
V ext
Example:
Totalizer reset with power
supplied entirely by the
module
17
07
10
18
