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22-02-2007, 04:43 PM #1
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Re: Oil Pressure Differential Switches
Copeland's approved oil pressure safety controls are
PENN-P45/RANCO-P30/AND ROBERTSHAW-PD21, There are models with alarm option you have to check your controller voltage and trip out delay time for to select a replacement,
Penn controls are made by JONSON CONTROLS try to visit their site.
malik55
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03-11-2008, 05:07 PM #2
blaise Guest
Re: Oil Pressure Differential Switches
where would you fit an oil pressure differential switch?
Originally Posted by malik55
on what type of system do you use oil diffrential switch?
