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en | wLSN Devices
Zone-Doubled or EOL Resistor and Tamper Option
Only two normally-closed contacts can be used in series with
the 1 k-ohm resistor across it. The other contact has a
2.2 k-ohm resistor across it. The zone recognizes if one contact,
both contacts, or neither contact opened. Refer to Figure 5.8.
Figure 5.8 Zone-Doubled or EOL Resistor and Tamper Option
Callout
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2
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F01U138553 | 01 | 2010.05
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4
Description
First zone (1 k-ohm resistor)
Second zone (2.2 k-ohm resistor)
1 k-ohm resistor
Normally-closed tamper switch (optional)
System Reference Guide
2
Bosch Security Systems, Inc.
wLSN
3
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