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260477
  • Preferred Utilities Manufacturing Corp.

    System Concepts and System Description

    Feb 20, 2008 ... PWC Application Note: 5 Steam Boilers, Warm Standby, Low Fire Hold, .... 24 Vdc Field Power Supply: 300 mA (CPU terminal 7) ... Green LED indicates CPU 'Auto" Command (each channel) ... Preferred Instruments PWC Controller ...... PLC, RS- 485/232 converter and any other devices on the network, the ...

    https://docs.preferred-mfg.com/library/public/2/5/54b7f39e326dc8.66734412/th/PWC%20Instruction%20Manual%20Rev%203.0.jpg

Preferred Instruments - BurnerMate Universal Operator Manual. 2 ... It houses terminals 100 through 148. ... Most BMU systems are supplied with Preferred flame ... flashes green and the scanner continues running. ... burner devices will be driven by electric servos. .... rate down to minimum fire, the FD Fan damper ramps.

https://docs.preferred-mfg.com/library/public/2/5/54b7f53354d535.43786756/th/BMU%20Operator%20Manual.jpg
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C. Factory Test Report: Submit a factory test fire report covering testing of the ... Fired-boiler installations shall be in accordance with National Fire Protection ..... shall be fully integrated into the flame safeguard or burner management system. ..... Interface Terminal shall be a Preferred Instruments, Danbury, CT, Model OIT 10 ...

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C. Factory Test Report: Submit a factory test fire report covering testing of the ... Gas Fired-boiler installations shall be in accordance with National Fire Protection ..... shall be fully integrated into the flame safeguard or burner management system. ..... Operator Interface Terminal shall be a Preferred Instruments, Danbury , CT, ...

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Jun 14, 2006 ... control systems (and the BurnerMate Universal includes all three): .... indicating field device to BMU connector wiring. ..... BurnerMate Universal provides 120VAC or 24VDC terminals for a ... Nuisance Trip Protection (All BMU models) ..... modulating lead/lag controller or to a building automation system and ...

https://docs.preferred-mfg.com/library/public/2/5/54b7f5e69ef3a2.44874043/th/BMU%20O&M%20Rev%202.1b%20combined.jpg
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Jan 13, 2003 ... Only qualified Instrument Engineers or Senior Technicians that have read .... Option Board Field Wiring Terminals. ...... Allows the controller to be used in any system ... communications protocol allows the PCC-III to be integrated with ...... The user must insure that each PCC III, or other Modbus devices on ...

https://docs.preferred-mfg.com/library/public/2/5/54b7da662bb169.62545488/th/PCC-III%20Installation%20Manual.jpg
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