HML 210
11
OPTIONAL MODULES
OPTIONAL MODULES (NO RELÈ MODULES)
ME200: 2 programmable on/off o
1 on/off input
ME201: 1 programmable on/off 1
high frequency 1 on/off input
ME202: 1 4-20mA 2
programmable on/off 1 on/off
input
ME203: 1 RS232 port + 2 programmable
on/off o 1 on/off input
ME204: 1 RS232 port + 2 programmable
on/off o 1 4-20mA 1
on/off input
ME220, ME221, ME222: data logger, see
the related manual
Protocols: profibus DP, HART and
Modbus, see the related manuals
SH: Cable shield, electrically connected to
ground and to the casing
CTS: Input terminal of the signal “CLEAR TO
SEND” of the RS232 port
RD: Input terminal of the signal “RECEIVE
DATA” RS232 port
TD: Output terminal of the signal “TRASMIT
DATA” of the RS232 port
SG: Terminal “SIGNAL GROUND” common to
all signals of the RS232 port
C: Terminal connected with the on/off output
transistor COLLECTOR
E: Terminal connected with the on/off output
transistor EMITTER
21 22 23 24 25 26
27 28 29 30 31 32
OUT 3
E
C CTS RD TD SG
RS 232
-
+
INP2
E
C
OUT 4
SH
-
+
4-20mA
20
(M1)
LEGEND