3 terminal diagram, 4 circuit diagram, Terminal diagram – Richter SAFERUN User Manual

Page 8: Circuit diagram, Series mnk, mnk-b, Non-pot. expl. area pot. expl. area, Saferun, Pump condition monitoring system

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Series MNK, MNK-B,

SAFERUN

®

Pump condition monitoring system

Page 8

9230-070-en

Revision 01

TM 7691

Edition 11/2009

5.3 Terminal diagram

Fig. 7

5.4 Circuit diagram

U1
U=230V AC od. 24V DC
P=2,4W

L+

PE

M-

L

PE

N

O-

O+

I+

4..20mV output
NON-HART and
HART possible

O-

O+

4..20mV output
NON-HART and
HART possible

shielded

+

V+

V+

_

PE

4..20mA

SAFERUN

I+

shielded

+

V+

+

_

PE

SAFERUN

L+

PE

M-

Power supply
230V AC or 24V DC

Power supply

230V AC

24V

Application in
pot. expl. area

Application in
non-pot. expl. area

Non-pot. expl. area

Pot. expl. area

intrinsically safe

not intrinsically

safe

Fig. 8

Input max. values:
U

i

28 V

I

i

120 mA

P

i

750 mW

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