Chapter 13 Technical Data
Mini-Switch LB 471
Chapter 13. Technical Data
13.1 Evaluation Unit
- In 19” rack 3HE, 4TE,
max. 19 modules at 24V AC/DC supply
max. 18 modules at 110V/230V AC supply
Protection type IP 20
- As cassette 3HE 7TE
for any 19" rack
- In wall housing:
for 3 modules + power supply unit
(optional)
with mains
switch
24V filter module 8TE for 19" & wall housing
18 – 30 V DC or
24V AC +10% -15%, 47 - 66Hz,
Fuse: T1.0A in wall housing
T4.0A in 19" rack
Transformer module for 19" rack 85W, 12TE
115V/230V AC +10%/-15%, 47 - 66Hz
can be switched over
Fuses: T1.0A at 230V
T2.0A at 115V
Transformer module for wall housing 18W,
8TE
115V/230V AC +10%/-15%, 47 - 66Hz
can be switched over
Fuse: T160mA for 230V
T315mA for 115V
For each LB 4710 module:
approx. 4 VA(AC), 4 W(DC)
-30... +60°C (243 ... 333 K)
intrinsically safe [EEx ib] IIC (option)
Cable for
detector connec-
tion
e.g. LiYCY 2 x 1.0mm²
max. cable resistance 40Ω
*
Observe L + C with intrinsically safe installation.
(With Berthold cable #32024 max. 1000m)
*
for feed and return line