3-Wire Dc-Pnp (Electronic Insert Fel62) - Endress+Hauser Liquiphant FTL63 Operating Instructions Manual

Electrical connection
20
Selection tool for relays
S
3.0
1.5
1.3
20 24 27
 20 Recommended minimum holding power/rated power for load
S Holding power/rated power in [VA]
U Operating voltage in [V]
AC mode
• Operating voltage: 24 V, 50 Hz/60 Hz
• Holding power/rated power: > 0.5 VA, < 8.4 VA
• Operating voltage: 110 V, 50 Hz/60 Hz
• Holding power/rated power: > 1.1 VA, < 38.5 VA
• Operating voltage: 230 V, 50 Hz/60 Hz
• Holding power/rated power: > 2.3 VA, < 80.5 VA
6.3.2

3-wire DC-PNP (electronic insert FEL62)

• Three-wire DC version
• Preferably in conjunction with programmable logic controllers (PLC), DI modules as per
EN 61131-2. Positive signal at switch output of electronics module (PNP)
• Functional testing without level change
A functional test can be performed on the device using the test button on the electronic
insert or using the test magnet (can be ordered as an option) with the housing closed.
Supply voltage
WARNING
L
Failure to use the prescribed power unit.
Risk of potentially life-threatening electric shock!
‣
The FEL62 may only be powered by devices with safe galvanic isolation, as per
IEC 61010-1.
U = 10 to 55 V
DC
The device must be powered by a voltage supply categorized as "CLASS 2" or "SELV".
Comply with the following according to IEC/EN61010-1: provide a suitable circuit
breaker for the device and limit the current to 500 mA, e.g. by installing a 0.5 A fuse
(slow-blow) in the power supply circuit.
43 48 53 60 110
Liquiphant FTL63
U
121 207 230 253
Endress+Hauser
A0042052