KROHNE IFC 210 E-EEx EN - Manual (Page 21)

Part A System installation and start-up Sect. 2.5
05/2002 IFC 210 E 21
e
Pulsoutput P
activ
for electronic totalizer (EC)
f
Pulsoutput P
passiv
for electronic totalizer (EC) or
electromechanical totalizer (EMC)
U
int
= 22-25 V DC from current output
I
max
≤
3 mA operation with current output I
I
max
≤
23 mA operation without current output I
EMC:
EC: U
ext
≤
32 V DC /
I
max
≤
150 mA
U
ext
≤
32 V DC
≤
24 V AC
f
≤
50 Hz
I
max
≤
20 mA
Pulses ≤
1 kHz < 10 kHz
R (load) 1-10 k
Ω
1-3 k
Ω
R = 10 k
Ω
, prevents incorrect counts
when pulse output in open circuit
R = load impedance with EC totalizer operation; for
value refer to table above
Where frequencies are > 100 Hz, use shielded
cables (RFD)
Where frequencies are > 100 Hz, use shielded cables
(RFD)
g
Statusoutput S
activ
(connection to B2 and/or B1)
h
Statusoutput S
passiv
(connection to B2 and/or B1)
U
int
= 22-25 V DC from current output
I
max
≤
3 mA operation with current output I
I
max
≤ 23 mA operation without current output I
U
ext
I
max
≤
32 V DC /
≤
24 V DC
≤
150 mA