
EM, feedback circuit-
monitoring
349
02/16 MN05013001Z EN
EM, feedback circuit-
monitoring
The “external device monitoring” function block is used for
the safety-related monitoring of external actuators such as
contactors or valves.
easySafety allows the monitoring of up to 14 feedback
circuits.
Function block
Figure 172:
EM, external device monitoring function block
a
Coil EM..OC: Activate the function block, normally by the
output signal of another safety function block such as ES..QS.
Use only in the safety circuit diagram.
b
Coil EM..FL: Monitoring of the feedback loop.
Use only in the safety circuit diagram.
c
Coil EM..RE: Function block reset in the Manual Start (MST) and
Controlled Start (CST) operating modes, and start of uninter-
rupted operation
(see also section “ES, Emergency-stop” on page 371)
Use only in safety circuit diagram.
d
Coil EM..EN: Selective activation or deactivation of the function
block function (optional).
Use either in the safety or standard circuit diagram.
OC
FL
RE
EN
>FT
QS
ER
DG:
QV:
EM...
External device Monitor
a
b
c
d
e
f
g
h
i
DW
Содержание easySafety
Страница 1: ...Manual Control relay suitable for safety circuits Safety ES4P 02 16 MN05013001Z EN ...
Страница 4: ...2 ...
Страница 42: ...38 02 16 MN05013001Z EN ...
Страница 80: ...Installation 76 02 16 MN05013001Z EN ...
Страница 112: ...108 02 16 MN05013001Z EN ...
Страница 606: ...602 02 16 MN05013001Z EN ...