80 T419S Indicator Service Manual
8 Option cards
Figure 8.9 802.11g wireless communication antenna and connection point
8.8 Internal 120 VAC relay card
The AC relay converts three logic level outputs into AC solid state relays internal to the
indicator. The AC relay card is shown in Figure 8.10.
Figure 8.10 AC relay option card
8.8.1 Specifications
Output Channels (all positions) Switched AC
Maximum output voltage 120V rms
Minimum output voltage 20V rms
Maximum output current 1A rms
Minimum output current 5mA rms
Maximum off-state voltage 400V peak
Maximum off-state leakage current 1mA rms
Maximum power dissipation 1.6 W
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