Bosch LSN 1500 A Produktbeschreibung / Montageanleitung Seite 13

English
Functional description
This module is used to connect an LSN loop to up to 254 LSN
line current of 1500 mA or with up to 127 standard LSN elements, with a maximum line current
of 300 mA.
The double module requires two slots on a PRD 0004 A panel rail.
Terminal assignment
Pos. Labelling g
1 AUX1 +
Auxiliary power Auxiliary power
2 AUX1 -
3 LSN a1- LSN a1- outgoing
4 LSN b1+ LSN b1+ outgoing
5 AUX2 +
Auxiliary power Auxiliary power
6 AUX2 -
7 LSN a2- LSN a2- incoming
8 LSN b2+ LSN b2+ incoming
*** Auxiliary power must only be returned to AUX2 in looped
YBO-R/SCI isolators (ERT systems).
Technical Specifications
Operating and display elements
Input voltage
Current consumption: - Module Current consumption:
Line length
Number of LSN elements
LSN line current
AUX auxiliary power (28 V DC)
Protection class
Safety standards
EMC immunity
EMC emission
Permissible operating temperature -5 _C . . . 50 _C
Permissible storage temperature
Relative humidity
Housing material and colour
Dimensions (w x h x l)
Weight
Product description LSN 1500 A
Connection
LSN loop LSN stub
Auxiliary power Auxiliary power
supply supply stub 1
Stub 1 LSN a1-
Stub 1 LSN b1+
Auxiliary power Auxiliary power
supply*** supply stub 2
Stub 2 LSN a2-
Stub 2 LSN b2+
2 LEDs (1x red, alarm/1x yellow, fault)
1 button (LED test)
+20 V DC . . . +30 V DC/+5 V DC ±5%
Module 260 mA at 24 V DC 260 mA at 24 V DC
- LSN S 1.7 x current consumption of the LSN elements .
- AUX 1.2 x AUX auxiliary power
Max. 3000 m, depending on configuration and cable type
Max. 127 standard LSN elements
Max. 254 LSN
Max. 1500 mA, depending on configuration and cable type
Max. 300 mA at connection of standard LSN elements!
Max. 500 mA in an LSN loop (ERT system)
or 2 x max. 500 mA in 2 stubs
IP30/IEC 60529
IEC 60950 / EN 60950
EN 50130-4
EN 61000-6-3
-20 _C . . . 60 _C
Max. 95 % non-condensing
ABS plastic, (UL94 V-0), semi-gloss anthracite, RAL 7016
Approx. 127 x 190 x 60 mm
Approx. 440 g
improved
1 2 3 4
cu e t co su pt o o t e S e e e ts
elements
improved
13 / 32
4.998.137.278
elements with a maximum
5 6 7 8
BDL-498153983 / A5
ST - FIR / PRM1 / deh