Electronic Version 2-Wire Ac/Dc - Endress+Hauser Liquiphant FTL31 Manual

Liquiphant FTL31
Electronic version 2-wire
AC/DC
Endress+Hauser
The load is switched via an electronic switch directly in the power supply circuit. Always connect in
series with a load!
Not suitable for connection to low-voltage PLC inputs!
Selection tool for relays
P/S
2.7
2.5
2.3
2.1
1.9
1.7
1.5
1.3
P1
1.1
0.9
0.7
P2
0.5
20 24
 1 Minimum rated power of the load
P/S Rated power in [W] / [VA]
U Operating voltage in [V]
Position Supply voltage
P1
AC mode
P2
DC mode
Relays with a lower rated power can be operated by means of an RC module connected in parallel
(optional).
27 43 48 53 60
24 V > 1.3 VA
110 V > 1.5 VA
230 V > 2.5 VA
24 V > 0.7 W
48 V > 0.9 W
60 V > 1.5 W
110 121 207 230 253
Rated power
min max
< 6 VA
< 27.5 VA
< 57.5 VA
< 6 W
< 12 W
< 15 W
U
A0023486
9