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PRO AIR TPK 21 - Page 127

PRO AIR TPK 21
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122
Alarm Signal Output
Pin
Colour
Alarm
Remarks
1
BN - brown
15 V
Operating voltage 15 V max. 50 mA
2
WH - white
Light
NPN switching output, switches to earth
3
BU - blue
Earth
Earth
4
BK - black
Signal generator
NPN switching output, switches to earth
5
GN/YE green/yellow
Button
Input, button switches in respect to earth
Relay Output
Pin
Colour
Alarm
Remarks
1
BN - brown
Relay 1
Relay 1, normally open, switches to Rel-common
2
WH - white
Relay 2
Relay 2, normally open, switches to Rel-common
3
BU - blue
Relay 3
Relay 3, normally open, switches to Rel-common
4
BK - black
Relay 4
Relay 4, normally open, switches to Rel-common
5
GN/YE green/yellow
Relay Common
Common connection for all 4 relays
The relay contacts are designed for extra-low voltage. Circuit insulation voltage max. 40 V,
Switching current max. 100 mA. The external relay box is necessary to control external
loads.

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