HNVE1 V2.1 1-Channel Encoder Reference Guide
Document 800-04195 Rev B
21
11/09
Connecting Alarms
WARNING!
.
Do not exceed the maximum rating of 12 VDC, 0.5 A on alarm output
connections.
The HNVE1 has one alarm input and one alarm output available to connect to peripheral
devices (
Figure 2-3
).
Figure 2-3
Alarm Connections
Connect mechanical or electrical switches to the alarm input connection to allow
event-triggered recording. When alarm inputs are configured, the camera triggers an alarm
only when the normal state (open or closed) changes (see
Figure 2-4
). See
Programming
Alarm Contacts
on page
59
to configure the alarm inputs.
Figure 2-4
Normal Alarm States
Connect external devices such as sirens or flashing lights to the alarm output connector to
signal users of the HNVE1 that an alarm is activated. See
Figure 2-5
for alarm connection.
I- O-
D-
I+ O+ D+
I- = Alarm In
I+ = Alarm In
O - = Alarm Out
O+ = Alarm Out
Normally closed
Normally opened
Summary of Contents for HNVE1
Page 1: ...Document 800 04195 Rev B 11 09 Reference Guide EQUIP Series HNVE1 V2 1 1 Channel Encoder ...
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Page 3: ...Reference Guide ...
Page 10: ...10 Tables ...
Page 14: ...14 ...
Page 26: ...26 Encoder Installation ...
Page 58: ...58 Before You Begin Configuring ...
Page 84: ...84 Reference Information ...
Page 86: ...86 Glossary ...
Page 90: ...90 ...
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