P3 - Spare; P5 - External Fan - Agilent Technologies TV 401 NSF Bedienungshandbuch

P3 - Spare

Figure 14
This is a dedicated 24 Vdc spare connector; note that it can be also
controlled by means of the serial connection.
P5 – External Fan
Figure 15
This is a dedicated 24 Vdc connector to supply the optional external
fan.
TV 401/301/21 NSF User Manual / 87-900-995-01 (C)
Technical Information
Interconnections
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