Difference between revisions of "IRR-3 Relay unit"
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(Created page with "The '''IRR-3 relay unit''' is used in combination with industrial stations. The relay unit is used for operating of rotary light or sound device for call indication.") |
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The '''IRR-3 relay unit''' is used in combination with industrial stations. The relay unit is used for operating of rotary light or sound device for call indication. | The '''IRR-3 relay unit''' is used in combination with industrial stations. The relay unit is used for operating of rotary light or sound device for call indication. | ||
| + | [[File:IRR-3 Diagram.PNG|thumb|400px|right|IRR-3 connection diagram]] | ||
