Pressure Control and Limit Cross Reference - Industrial Controls

C637 GAS PRESSURE SWITCH CROSS REFERENCE.Specifications/Functions of the Device to be ReplacedMaximumOperating Differential Surge SwitchDevice to Current Pressure Pressure Manual Switch Actionbe Replaced Replacement Range Range Type (psi) Reset Type (breaks) CommentsC637A1003 C637B1002 1-16 osi 1 osi fixed, additive 5.0 no spdt breaks R-W on fallmakes R-B on fallC637A1011 C637B1028 0.5-5.0 psi 0.25 psi fixed, additive 15.0 no spdt breaks R-W on fallmakes R-B on fallC637A1029 C637B1010 1-10 psi 0.5 psi fixed, additive 30.0 no spdt breaks R-W on fallmakes R-B on fallC637A1037 C637B1036 0.5-5.0 in. wc 0.25 in. wc fixed, additive 3.0 no spdt breaks R-W on fallmakes R-B on fall5C637B1002 C637B1002 1-26 in. wc 1.25 in. wc fixed, additive 5.0 no spdt breaks R-W on fallmakes R-B on fallC637B1010 C637B1010 1-10 psi 0.5 psi fixed, additive 30.0 no spdt breaks R-W on fallmakes R-B on fallC637B1028 C637B1028 0.5-5.0 psi 0.25 psi fixed, additive 15.0 no spdt breaks R-W on fallmakes R-B on fallC637B1036 C637B1036 0.5-5.5 in. wc 0.15 in. wc fixed, additive 3.0 no spdt breaks R-W on fallmakes R-B on fallC637B1044 C637B1010 5-70 kPa 3.5 kPa fixed, additive 205 kPa no spdt breaks R-W on fall International model.makes R-B on fallC637B1051 C637B1028 4-35 kPa 1.75 kPa fixed, additive 103 kPa no spdt breaks R-W on fall International model.makes R-B on fallC637B1069 C637B1002 0.5-6.5 kPa 0.3 kPa fixed, additive 34 kPa no spdt breaks R-W on fall International model.makes R-B on fallC637X1007 None 1-10 psi 0.5 psi fixed, additive 30.0 no spdt breaks R-W on fall With synthetic diaphragm.makes R-B on fall