Process Control Instrumentation, Field Devices and Industrial Automation
CCS 646GZE1
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CCS 646GZE Polymide Diaphragm Sensor Adjustable Pressure Switch for Hazardous Areas. 316SS Pressure Port. 0.4 to 5000 PSIG. 0.028 to 345 bar. SPDT Electrical. Vibration and shock resistant. High cycle life. IP66. NEMA: 4, 7, 9 & 13. Explosion proof. UL/CSA Listed for Div 1 and Div 2.

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DESCRIPTION
  • Highly reliable devices utilizing the CCS Dual-Snap® Belleville disc spring principle pioneered by CCS’ engineers.
  • Engineering based on aerospace technology.
  • Rigid, midsize and internally adjustable for convenient field set point adjustment.
  • Repeatable and stable set points.
  • Vibration and shock resistant.
  • High cycle life.
  • High over-pressure capability (System and Proof)
  • Certified explosion proof hermetically sealed electrical assembly for environmental protection.
  • Various options for wetted materials and electrical ratings to meet a wide range of application requirements and media compatibility.
STANDARD FEATURES:
  • CE Mark
  • CCC
  • CRN
  • Dual Seal: ANSI/ISA-12.27.01
  • NACE MR0175 / ISO 15156
  • NEMA: 4, 7, 9, 13 / IP66
  • U.L. / CSA Listed
  • Hermetically Sealed Electrical Assembly
ELECTRICAL ENCLOSURE CERTIFICATIONS

* c-UL, U.L./CSA Explosion Proof: Div. 1, 2 hermetically sealed electrical assembly P/N 17-51 (17-73 for M model option), listed by both Underwriter’s Laboratories, Inc. (File No. E32961) and Canadian Standard Association (CSA) Testing Laboratories (File No. LR22921) for hazardous locations, Class 1, Groups A, B, C, and D; Class 2 Groups E, F and G.
* ATEX - Baseefa certifi ed for potentially explosive atmospheres. Models 646**Y, II 2 GD Ex d IIC, Ex tb IIIC, Baseefa 05ATEX0011X. (Option Y)

646GZE* Specifications
GAGE PRESSURE: .4 to 5000 PSIG
.028 to 345 bar
2.76 to 34474 kPa
OPERATING TEMPERATURE: -40° to 186°F
-40° to 86°C
SHIPPING WEIGHT: APPROXIMATELY 60 OUNCES (1700 GRAMS)
SERIES 646GZE* WETTED PARTS: 1/2"-14 NPT 316 STAINLESS STEEL PRESSURE PORT, POLYIMIDE DIAPHRAGM, VITON O-RING
ADJUSTABLE SET POINT RANGE APPROX. DEAD BAND PSI (BAR) SYSTEM PRESSURE PSIG (BAR) PROOF PRESSURE PSIG (BAR)
INCREASING PRESSURE PSID (BAR) DECREASING PRESSURE PSID (BAR)
646GZE*1 1.2-16 (0.07-1.1) .4-15.2 (.03-1.04) .8 (0.06) 500 (35) 750 (52)
646GZE*2 8-75 (0.6-5.2) 3-70 (0.2-4.8) 5 (0.34) 3000 (207) 5000 (345)
646GZE*11 20-150 (1.4-10.3) 8-138 (0.6-9.5) 12 (0.8)
646GZE*3 50-375 (3.5-25.9) 22-347 (1.5-23.9) 28 (1.9)
646GZE*5 330-1000 (22.8-68.9) 265-935 (18.3-64.5) 65 (4.5)
646GZE*7 950-2300 (65.5-158.6) 775-2125 (53.4-146.5) 175 (12.1)