INSTALLATION MANUAL AND OPERATING INSTRUCTIONS
DPM-2 CONTROL BOARD DIAGRAM
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DIAGRAM KEY
1. Water Sensor Terminal Block
2. Outdoor Sensor Terminal Block
3. Priority Input Terminal Block
4. Priority LED
5. Max. Temp. Trim Pot
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Differential Trim Pot
7. Reset On LED
8. Power Switch
9. 24 VAC “IN”/Common Terminal Block
10. To Boiler T-T Terminal Block
11. From T-Stat or X-X Terminal Block
12. Ribbon Cable Data Port
13. Reset Ratio Trim Pot
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PN 240005132 Rev. D [11/15/2021]
