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Program Switch to restrict access to function changes. This Switch is covered with Enclosure Wiring Cover.
LEDs indicate
associated relay’s status
BCP-8S
STEAM SEQUENCING CONTROL
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| Stage A | Stage E | SYS |
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| Stage B | Stage F | AUX OUT | <AB> | CD | EF | GH | |
HI | LO | OFF | |||||
| Stage C | Stage G |
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| COMB. AIR | BOILER |
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| Stage D | Stage H |
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| C | US |
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| ENCLOSED | |
OUTPUT RATING: 2A, 120VAC. | ENERGY | |
MAXIMUM 15A TOTAL FOR ALL CIRCUITS | MANAGEMENT | |
EQUIPMENT | ||
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INPUT RATINGS: 120VAC 60Hz, 12VA MAX | 99RA |
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| CAUTION: Risk of Electric Shock. |
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| Use Copper Conductors Only. |
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PWR |
| Stage A Stage B Stage C Stage D Stage E Stage F |
| Stage G Stage H | AUX | COMB. | |||||||||||||||||||||
L | N |
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1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 10 11 12 13 14 |
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DO NOT APPLY ANY VOLTAGE
TO INPUT TERMINALS
SENSORS MUST BE GOLD SERIES
System | Auxiliary | Auxiliary | SHUTDOWN | |
Input1 | Input3 | /TSTAT PROVE | ||
+ | - | /SETBACK | ||
25 26 27 28 29 30 31 32 33 34 35 36 37 38 |
RS485
Output Relays to manage the stages. | When connecting Pressure Sensors, |
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| Polarity is observed. However, when connecting |
| Temperature Sensors, no Polarity is observed. |
| Prove terminals must be connected for |
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System Output controls system components.
Comb. Air relay is
controlled when configured.
Connect to Extension panels to add additional stages or connect to 420MOD Interface for external set point.
3
