Stratos Multi E401N
30
3.2.3 Terminal Assignments
The terminals are suitable for single or stranded wires up to 2.5 mm
2
.
Terminal
Connection
Sensor (Memosens or
other digital sensors)
1
3 V
BN = brown cable
2
RS485 A
GN = green cable
3
RS485 B
YE = yellow cable
4
GND
WH = white cable
5
Shield
CL = transparent cable
6
Power Out
Power supply output
to supply power to special sensors or external transmitters
Card
Memory card
Current inputs
0/4 mA … 20 mA
7
+ I-Input
8
- I-Input
Digital
control inputs
Optocoupler inputs
9
OK2
10
OK2
11
OK1
12
OK1
Relay contacts
REL 2, REL 3
13
Relay 3
For contact ratings, see
14
Relays 2/3
15
Relay 2
16
N.C.
No connection
Power supply
24 V to 230 V AC/DC
17
Power
Power supply input
18
Power
Power supply input
Current outputs
Out 1/2/3/4
(0)4 mA … 20 mA
Active
Passive
19
N.C., no connection
+ Out 1 for HART
20
+ Out 1 for HART
- Out 1 for HART
21
- Out 1 for HART
N.C., no connection
22
N.C., no connection
+ Out 2/3/4
23
+ Out 2
- Out 2
24
- Out 2
N.C., no connection
25
+ Out 3
- Out 3
26
- Out 3
N.C., no connection
27
+ Out 4
- Out 4
28
- Out 4
N.C., no connection
Relay contact
REL 1
29
Relay 1
For contact ratings, see
30
Relay 1
For connection of analog sensors: Insert measuring module.
See also