Safety Notes; Functional Description; Technical Specifications - Bosch FLM-420-I2 Installationsanleitung

Input Interface Module Type In-built
1

Safety Notes

Notice!
Installation must only be performed by authorized and specialized personnel.
Caution!
Electrostatic discharge (ESD)! Electronic components could become damaged.
Ground yourself using a wrist strap or take other suitable actions.
2

Functional description

FLM-420-I2 Input Interface Module provides three monitoring functions:
–
–
–
The FLM-420-I2-W Type Wall-mount can be flush mounted in standard device boxes in
accordance with EN 60670, see graphic 3. Alternatively, it can be mounted in the FMX-IFB55-S
Interface Box Surface-mount, see graphic 4.
For connection, see graphic 1.
Description
LSN: a1- | b1+ | a2- | b2+
LSN-POWER: 0 V | 0V | +24V | +24V LSN power supply (support points to loop through)
LSN-SHIELD
IN: IN1+ | IN1- | IN2+ | IN2-
Address setting is carried out using the 8 switches and a suitable pointed object, see graphic
2.
3

Technical specifications

Inputs, independent
LSN input voltage
Max. current consumption from LSN
Cable length per input
Permissible operating temperature / storage temperature -20°C to +65°C / -25°C to +80°C
Permissible rel. humidity
Protection class as per IEC 60529
Classes of equipment as per IEC 60950
Mechanical
Permissible wire diameter
Housing material and color
Dimensions (Ø x H)
Bosch Sicherheitssysteme GmbH
Monitoring a line with EOL resistor for standby or triggering (interruption/short circuit)
Monitoring a potential free contact for open and closed states
Voltage monitoring between 0 and 30 V DC.
Function
LSN b incoming | LSN b outgoing
Cable shielding (if present)
Input 1 | Input 2
2
15 to 33 V DC
10.4 mA
Max. 3 m
<96%, non-condensing
IP 30
III
0.6 to 2.0 mm 2
ABS + PC-Blend, signal white (RAL 9003)
Approx. 76mm x 30 mm
Installation Guide
Safety Notes | en 11
2018.11 | 7 | F.01U.012.986