14
3 - Electrical Connections
3.3.2 PV CONTROL INPUT
B
3.3.3 PV CONTROL INPUT - IN2 FREQUENCY INPUT
B
C For mA, mV
Input resistance = 30Ω per mA;
Input resistance > 10MΩ per mV;
Input resistance = 10kΩ per Volt;
C1 With 2 wires transducer
Rj
24Vdc
4…20mA
Transmitters
PV
36
11
12
[1]
mA
C2 With 3 wires transducer
[1] Auxiliary power supply for exter-
nal transmitter 24Vdc ±20%/30mA
max without short circuit protec-
tion.
Rj
24Vdc
4…20mA
Transmitters
PV
36
11
12
[1]
mA
Using the frequency input (IN2),
the IN1 input is not yet avail-
able
• Low level:
0…2Volt /0.5mA max.
• High level:
3…24Volt /
~ 0 mA max..
• Frequency range:
0…2kHz / 0…20kHz, selec-
table in configuration mode;
• Use sensors with an NPN out-
put or a clean contact.
x5-uk-ed5 17-09-2009 14:53 Pagina 14
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