User's Manual

Table Of Contents

AXELL BSF-4004 BSF0038 SERIES REPEATER

PRODUCT DESCRIPTION AND USER’S MANUAL

3.6 External Alarm and Relay Connections

The repeater is equipped with an external alarm interface card. The connector plinth for the external

alarms is located at the bottom of the repeater.

The strain relief fitting in is a Pg 13.5 suitable for a 6-12 mm cable diameter.

Connect the alarm cords to the plinth according to the pin layout below (in the standard version pins

14 – 18 are not used).

3.6.1 External Alarm

• Four external alarm sources can be connected to the repeater.

• Alarm operating voltage: between 12 and 24VDC.

• Alarm polarity can be configured:

• Active-low - when there is no voltage the alarm indicator will turn red

• Active-high - an applied voltage of between 12 and 24 V will cause the external alarm

indicator to turn red.

• The repeater can supply +15 VDC to an external alarm source through pin 9 and 10. The

maximum allowed load is 100mA.

3.6.2 Relay

• Relay (pin 11 and 12) can be connected to an external device to indicate an alarm.

• Can be configured to trigger on any number of internal and external alarms. The maximum

current that can be supplied is 100mA.

1 External alarm 1A

2 External alarm 1B

3 External alarm 2A

4 External alarm 2B

5 External alarm 3A

6 External alarm 3B

7 External alarm 4A

8 External alarm 4B

9 Alarm +15V

10 Alarm 0V

11 Relay Output 1A

12 Relay Output 1B

13 GND

14 NC

15 NC

16 NC

17 NC

18 NC

Pin # Signal

Pin 1