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ZM400 Series Indicators Service Manual
8
Option cards
8 Option cards
The ZM400 has several option cards available. Only one card can be installed in the
indicator. This chapter covers the description and installation of these cards:
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Wireless Ethernet communication (802.11g) card
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Internal 120 VAC relay card (for IP69K only)
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2nd Scale Input 5VDC Excitation card
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2nd Scale Input 10 VDC Excitation w/STVS card
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AC input, 4 Inputs (120-240VAC) card
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DC input, 4 inputs(4-30VDC) card
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AC output, 4 relays (20-240VAC) card
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DC output, 4 relays (3-60VDC) card
Below is an example of an option card. All the option cards connect to the main board
by the connector pins on the bottom of the option card to the connector at terminal J4.
Screws, at the four locations noted by the arrows, hold the board in place.
Figure 8.1 Option card example
On all the option cards, S1 switch settings must all be OFF to operate.
Connector pins on
bottom of the card.
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