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FAQ01996 of Push Buttons / Indicator Lamps FAQ

FAQ No. FAQ01996

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Question

Can the contact configuration for A22K Key-type Selector Switch be changed to DPST-NO + DPST-NC or 4PST-NC?

Answer



Yes.

Add two Switching Units to the switch section.

The following table lists the combinations with Switching Units that can be used.

CombinationSwitching UnitSwitching Unit
4PST-NCA22-20 (DPST-NO contacts)A22-20 (DPST-NO contacts)
3PST-NO + SPST-NCA22-20 (DPST-NO contacts)A22-11 (SPST-NO + SPST-NC contacts)
DPST-NO + DPST-NCA22-20 (DPST-NO contacts)A22-02 (DPST-NC contacts)
DPST-NO + DPST-NCA22-11 (SPST-NO + SPST-NC contacts)A22-11 (SPST-NO + SPST-NC contacts)
SPST-NO + 3PST-NCA22-11 (SPST-NO + SPST-NC contacts)A22-02 (DPST-NC contacts)
4PST-NCA22-02 (DPST-NC contacts)A22-02 (DPST-NC contacts)

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