CATALOG 2nd Edition
DRAFT 09.18.2013 Service and installation must be performed by a trained/experienced service technician. All products used with combustible gas must be installed and used strictly in accordance with the instructions of the Original Equipment Manufacturer (OEM) and with all applicable government codes and regulations, e.g. plumbing, mechanical, and electrical codes and practices. Maxitrol products should be installed and operated in accordance with Maxitrol Safety Warning Instructions.
DRAFT 09.18.2013 RZ and 210Z Zero Governor Design Both the RZ and 210Z series are adaptable for air-gas mixing applications. Because of the balanced valve construction, Z-models offer superior performance at an economical price compared with other types of atmospheric regulators. Maxitrol’s RZ and 210Z Zero Governor model regulators are used for flow control of burners, nozzel mixers, mixing tees and proportional premixers. 210EZ Specifications Pipe Sizes...................................
DRAFT 09.18.2013 APPLIANCE REGULATORS ® C US UA.TR.012-13 Capacities and Pressure Drop Capacities expressed in CFH (m3/h) @ 0.64 sp gr gas Pressure Drop - inches w.c. (kPa) Model Number Pipe Size 0.2 (0.05) 0.4 (0.10) 0.6 (0.15) 0.8 (0.20) 1.0 (0.25) 1.5 (0.37) 2.0 (0.50) 2.5 (0.62) 3.0 (0.75) 3.5 (0.87) 4.0 (1.0) 3/8” x 3/8” 77 (2.16) 110 (3.08) 134 (3.75) 155 (4.34) 174 (4.87) 212 (5.94) 245 (6.86) 274 (7.67) -- -- -- 1/2” x 1/2” 86 (2.41) 121 (3.39) 148 (4.14) 172 (4.
DRAFT 09.18.2013 RZ and 210Z Zero Governor Design Capacities and Pressure Drop Capacities expressed in CFH (m3/h) @ 0.64 sp gr gas Model Number 210DZ 210EZ 210GZ 210JZ Pressure Drop - inches w.c. (kPa) unless noted Pipe Size 0.1 0.3 (0.025) (0.075) 0.5 (0.125) 1.0 (0.25) 3.0 (0.75) 5.0 (1.25) 7.0 (1.74) 0.5 psi (3.45) 0.75 psi (5.17) 1 psi (6.89) 1.5 psi (10.34) 1” x 1” -- -- -- 900 (25.2) 1600 (44.8) 2000 (56.0) 2400 (67.2) 3300 (92.
DRAFT 09.18.2013 APPLIANCE REGULATORS Spring Selection: inches w.c (kPa) Model R400Z R500Z R600Z Model 210DZ 210EZ 210GZ 210JZ Outlet Pressure Range -1.5 to 1.0 (-0.37 to 0.25) -1.0 to 2.5 (-0.25 to 0.62) -1.0 to 1.5 (-0.25 to 0.37) Outlet Pressure Range -1.0 to 1.5 (-0.25 to 0.37) -1.0 to 1.5 (-0.25 to 0.37) -1.0 to 1.5 (-0.25 to 0.37) -1.0 to 1.5 (-0.25 to 0.37) NOTE: See pages 56-57 for complete Spring Selection Chart. © 2015 Maxitrol Company. All Rights Reserved.
DRAFT 09.18.2013 RZ and 210Z Zero Governor Design Dimensions Model Pipe Size Vent Connection Swing Radius R400Z 3/8”, 1/2” 1/8” NPT R500Z 1/2”, 3/4” R600Z Dimensions A B C D 2.4” (60 mm) 3.3” (83 mm) 2” (51 mm) 2” (51 mm) 0.9” (24 mm) 1/8” NPT 3.6” (90 mm) 4.7” (119 mm) 3.1” (79 mm) 3” (79 mm) 1.2” (30 mm) 3/4”, 1” 1/8” NPT 4.3” (109 mm) 5.7” (144 mm) 3.9” (98 mm) 4” (102 mm) 1.5” (37 mm) 210DZ 1”, 1 1/4”, 1 1/2” 3/8” NPT 5.
DRAFT 09.18.
Maxitrol Company 23555 Telegraph Rd., PO Box 2230 Southfield, MI 48037-2230 GPR_MS_EN_10.2015 www.maxitrol.
