Safety shutoff, pressure control, and differential-pressure control. SPST mercury switch. Auto recycle
| Product #: | C437F-1060 | |
| Product Name: | Honeywell (C437F1060) Gas Pressure Limit Switch | |
| Description: | Pressure or differential - pressure limit controls for Industrial gas systems.
SPST mercury switch,. Auto recycle. FEATURES: Use C437 for spst switching or C637 for spdt switching. Compensate for momentary surges in gas pressure with a restrictive orifice in inlet pressure channel on the models with pressure range of 1PSI to 10 PSI Resume operation by manually resetting when using lockout application models. Impede tampering and provide dust-resistant operation with enclosed setting. Increase strength of control diaphragm with Buna-N fiber-reinforced material. Clear glass cover allows observation of interior mechanism to aid in setting and checkout. Mercury switch provides visual indication of switch position. APPROVALS: Underwriters Laboratories Inc. Listed: File No. MP2168, Guide No. MFHX. Canadian Standards Association Certified: File No. LR1620, Guide No. 380-W-1.16. Factory Mutual Approved: Report Nos. 22018, 24127, J.I.IF4A3.AF. Industrial Risk Insurers Acceptable. TEMPERATURE RATINGS: 32 F to 125 F (0 C to 52 C). PIPING CONNECTIONS: 1/2 in. NPT female for main or high pressure. 1/8 in. NPT female for vent or low pressure. REPLACEMENT PARTS: 106729 Cover Glass, 6 in. (152.5 mm) diameter. 106747 Cover Retaining Ring for C437 and C637 models manufactured before 1973. 118733-00021 Retaining Clip for C437 and C637 models manufactured since 1975. 139870A Cover Glass for rainproof enclosures. ACCESSORIES: 122160 Orifice - 0.018 in. (0.46 mm) diameter. 124674 Orifice - 0.011 in. (0.28 mm) diameter. 4074BWK Mounting Brackets, for surface mounting. Differential at midscale. Subtractive for C437D, J.G. Additive for C437E, F, H, K and C637B. Two separate circuits. One circuit breaks and the other makes on a pressure rise or fall. | |
| Pricing Information: | ||
| Package Type: | Each | |
| Units Per Package: | 1 | |
| Product Details: | ||
| -: | Safety shutoff, pressure control, and differential-pressure control. | |
| Pressure Range: | 1 PSI to 10PSI (5.0 to 70.0 kPa) | |
| Differential: | 1/2 PSI | |
| Pressure Surge, Maximum: | 30.0 PSI | |
| Switch, Mercury: | 1 Spst | |
| Switch Action (Breaks): | SPST (two), break one and make one | |
| Reset, Manual (Lockout On Switch Break): | No | |
| Minimum Order Quantity: | 1 | |
| Trade Name: | Honeywell | |
| Trade Name Type: | Registered Trademark |
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