Ratermann Manufacturing, Inc. Customer Service 1-800-264-7793 y Email [email protected] y Order Online at Web Store www.rmiorder.com 25A-5 COMMERCIAL GAUGES Commercial Gauges Wika Commercial Gauge Black ABS Case Copper Alloy Wetted Parts Special Features • Copper alloy wetted parts • ABS plastic or painted steel case • Lower mount (LM) process connection • Center Back Mount (CBM) Process Connection Applications • Hydraulic and pneumatic systems • Pumps, compressors, water systems, regulators • Suitable for fluid medium which does not clog connection port or corrode copper alloy Standard Features Design EN837-1 and ASME B40.100 Sizes (All sizes not stocked) 1½”, 2”, 2½” & 4” (40, 50, 63, & 100 mm) Accuracy class +/- 3/2/3% of span (ASME B40.100 Grade B) Ranges (All ranges not stocked) Vacuum/Compound to 30 Hg / 0/ 200 psi Pressure from 15 psi to 5,000 psi or other equivalent units of pressure or vacuum Receiver scales 3...15 psi Working pressure Steady: 3/4 of full scale value Fluctuating: 2/3 of full scale value Short time: full scale value Operating temperature Ambient: -40°F to 140°F (-40°C to 60°C) Media: 140°F (+60°C) maximum Temperature error Additional error when temperature changes from reference temperature of 68°F (20°C) +0.4% for every 18°F (10°C) rising or falling. Percentage of span. Pressure connection Material: copper alloy Lower mount (LM) & Center Back Mount (CBM) 1/8” or 1/4” NPT Bourdon Tube Material: copper alloy 30” Hg (Vac) to 600 psi C-type 800 psi to 5,000 psi helical type Movement Copper alloy Dial White plastic with stop pin (1 1/2”, 2”, 2 1/2”) White aluminum with stop pin (4”) Black or black and red lettering Pointer Black ABS plastic (1 1/2, 2”, 2 1/2”) Black aluminum (2”, 2 1/2” and 4”) Case Black ABS plastic Window Snap-in acrylic Low Mount 112LM18 1 1/2” Dial, 1/8” NPT 2LM18 2” Dial, 1/8” NPT 2LM14 2” Dial, 1/4” NPT 212M14 2 1/2” Dial, 1/4” NPT 4LM14 4” Dial, 1/4” NPT Center Back Mount 112CBM18 1 1/2” Dial, 1/8” NPT 2CBM18 2” Dial, 1/8” NPT 2CBM14 2” Dial, 1/4” NPT 212CBM14 2 1/2” Dial, 1/4” NPT 4CBM14 4” Dial, 1/4” NPT 15 PSI 600 PSI 30” Hg 30 PSI 800 PSI 30”-0-15 PSI 60 PSI 1000 PSI 30”-0-30 PSI 100 PSI 1500 PSI 30”-0-60 PSI 160 PSI 2000 PSI 30”-0-100 PSI 200 PSI 3000 PSI 30”-0-160 PSI 300 PSI 5000 PSI 30”-0-200 PSI 400 PSI 10000 PSI 30”-0-300 PSI (Not available 2” Dial for Low Mount) 30”-0-400 PSI (Not available 2” Dial for Low Mount) OX – Oxygen Cleaning NIST – certificate of calibration (optional) OX-NIST – Both PG-C – – Dial Size and Connection Available Pressure Settings Certification Optional Extras • Accuracy +/- 2/1/2% of span (ASME B40.100 Grade A) • Slip-fit or fricton ring (LM only) • Case with blowout plug (LM only) • U-clamp Panel mounting (CBM only) • Front flange (CBM only) • Slip-fit or friction ring (CBM only) • Case with weep hole (CBM only) • Glass window • Black painted steel case • Stainless steel case • Brass polished case & friction ring (LM 2 1/2” only) • Special case colors • Special connections (limited to wrench flat area) • Cleaned for oxygen service • Nickel plated connection • Medical specification • Rubber cover (2”, 2 1/2”) • Custom dial layout • Other pressure scales available: bar, kPa, MPa, kg/cm2, and dual scales • DIN standards • Red set pointer on aluminum dial or on snap-on window • External adjust red drag pointer (black steel – 2 1/2” case only) Ordering Information Please note: Bold represents most common sizes and PSI’s WARNING: Products in this catalog can expose you to chemicals including Lead which is known to the State of California to cause cancer, birth defects or reproductive harm. For more information, go to https://www.p65warnings.ca.gov
