Service manual

External alarm system
A-21
A
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External alarm system
Alarm relay contact Number of outputs 5, each having one set of contacts
closed and one set open during nor-
mal operation. Alarms are sig-
nalled by reversing the polarity of
the two contact sets.
Type of connector 15-pin miniature sub-D female
Max. voltage 30 V AC/DC
Max. current 1 A
Max. power 30 W (resistive)
◆
Contact control interface
Contact closure Connector type 9-pin sub-D female
Max. duration of event,
guaranteed not to be detected 45 ms
Min. dur. of event guaranteed
to be detected 110 ms
Max. delay from change of state to
start running the macro 200 ms
Max. on generator impedance 100 Ω
Min. off generator impedance 100 kΩ
Max. macro size 256 characters
Number of macros 16 (8 for contact close, 8 for con-
tact open)
Event on contact make User-defined
Event on contact break User-defined