Specifications
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Nurse-Call Relay Board
Configuring the Relay Board
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The response of the relays depends on the type of alarm:
The delay/no delay action is set by jumper J4 (see Table B-A-1, “Setting of Relay Jumpers,” 
on page B-9):
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(No Delay) An INOP alarm that is detected by the monitor and which lasts at 
least 2.5 seconds, activates the INOP alarm-relay within 4 seconds. 
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An INOP alarm that is detected by the monitor and which lasts less than 4 
seconds does not activate the INOP relay. If the alarm condition continues 
for more than 4 seconds, the INOP relay will be activated 9 seconds after the 
start of the alarm condition. 
Once the INOP relay has been activated, it lasts for at least 1.5 seconds.
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Max. Applied Voltage:  24 Vac or dc
Max. Applied Current: 100 mA
Isolation:  500 Vrms for 1 minute (across contacts and contacts to ground)
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Operating Temperature:  5 ... 45
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Operating Humidity:   10 ... 85 %
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Complies with UL 2601, IEC601-1, CSA C22.2 no. 601.1, EN60601-1and EN60601-1-2 and 
carries the CE mark.
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Relay responds immediately when the monitor generates or deactivates 
the alarm.
,123DODUPUHOD\V Two possibilities:
• Delay of the relay switch
• No delay of the relay switch










