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McDonnell & Miller 153875 PS-801-120
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120v Probe Type Low Water Cut-off for Steam Boiler
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The Series 800 controls provide continuous protection against low water conditions for residential, commercial and industrial applications. Increased probe sensitivity prevents nuisance shutdowns, and a new test feature diagnoses shorted probe problems at installation. The improved userfriendly diagnostic LEDs simplify installation and troubleshooting, ensuring proper operation and saving time. Standard Features: - For residential and commercial applications
- 15 second delay on make; 10 second delay on break
- Green LED multi-function test light
- Red LED low water indicator light
- Shorted probe indication
- No blow-down required when mounted directly to boiler trappings
- Meets ANSI specification Z21.13a
- No lockout with loss of power if probe is in water
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