Pressure Reference and Minimum Tolerance Table 压力控制器高低压比与最小公差对照表 Working pressure (PSI) 动作压力值(PSI) Hi-Low pressure dif.ratio(%) 高低压比(%) Minimum tolerance(±)(PSI) 最小公差(±)(PSI) 3-29 50~70 3 30-80 45~60 5 81-160 50~70 7 161-240 60~75 10 241-350 60~70 15 351-450 65~80 15 451-500 65~80 20 501-800 70~80 25 Operation Instruction of YK series Pressure Control YK系列控制器使用注意事项 The model number instruction of YK series Pressure Controls YK系列压力开关型号规格说明 Prevention High Pressure Punch ◆ A pressure reducer must be used when testing and operating the pressure control with working pressure ranging from 145PSI(1Mpa)to 800PSI(5.5Mpa) to avoid high pressure punch over 8000PSI (5.5MPa). ◆ A pressure reducer (reductor)must be used when testing and operating the pressure control with working pressure below 145PSI (1Mpa) to avoid high pressure punch over 250PSI (1.72Mpa). 防止高压冲击 ◆ 对于工作压力在145PSI(1MPa)至800PSI(5.5MPa)的压力控制器在检验和使用时应有限压装 置，避免大于800PSI（5.5MPa）的高压冲击。 ◆ 对于工作压力低于145PSI(1MPa)的压力控制器在检验和使用时，应有限压装置（减压器）， 避免大于250PSI（1.72MPa）的高压冲击。 Preventing from High Temperature Injury When Welding ◆ When assembling brass tube products, water-cool welding process must be used to avoid injury caused by over temperature. 防止焊接时的高温损伤 ◆ 对于铜管焊接式产品在装配时应采用水冷焊接工艺，避免高温损伤。 Hi-low pressure dif.ratio=(rated low pressrue/rated high pressure)×100% 高低压比=(设定低压值/设定高压值)×100% Pressure unit conversion:1MPa = 145PSI = 10bar = 10.2Kg/cm2 压力单位换算:1MPa = 145PSI = 10bar = 10.2Kg/cm2 Contact Engineering Department for any special requirements 如有特殊要求请与本公司工程部联系 YK Series Pressure Control Code/YK 系列压力控制器代号 OFF:-14.5~800PSI/-0.1~5.5MPa/工作压力范围(接通) ON:-14.5~800PSI/-0.1~5.5MPa/工作压力范围(断开) Dimention Code/产品系列代号 01 02 03 Series Code/工作压力类型和接点型式代号 H:Hight pressure Control(Open on high)/高压类大气压下触点为常闭 L:Low pressure Control(Oper on low)/低压类大气压下触点为常开 FITTING CODE/接口型式代号 0:1/4" Female Flare With Deflator(7/16"-20内螺 纹) a:f0.236" Solder (f6×85铜管) 1:1/8"Male Pipe Thread (1/8"-27外螺纹) b:f0.236" Solder (f6×94铜管) 2:1/4"Male Pipe Thread (1/4"-18外螺纹) c:f0.236" Solder (f6×71铜管) 3:3/8"Male 0-ring fitting (3/8"-24外螺纹) f:f0.118" Solder (f3×410毛细铜管) 4:1/4"Solder(f6.35×5.75铜管) g:f0.197" Solder (f5×62铜管) 5:1/4"Male Flare(7/16"-20外螺纹) j:f0.236" Solder (f6×100铜管) 6:1/4"Solder(f5×53铜管) k:f0.236" Solder (f6×78×60直角弯铜管) 7:3/32"Copper Capillary tube(f2.4×915毛细铜 管) m:f0.236" Solder (f6×68×25直角弯铜管) 8:1/4"Soder(f6.35×71铜管) r:f0.236" Solder (f6×65×55直角弯铜管) Unless otherwise specified/特殊要求可协商订制 Tolarance in PSI/MPa/压力分段和压力公差代号 C:±3/0.02 3~10/0.02~0.07 N:±13/0.09 220~249/1.52~1.71 D:±4/0.03 11~19/0.075~0.13 P:±14/0.095 250~279/1.72~1.92 E:±5/0.035 20~39/0.135~0.265 R:±15/0.10 280~309/1.93~2.13 F:±6/0.04 40~49/0.275~0.335 S:±16/0.11 310~379/2.14~2.61 G:±7/0.05 50~59/0.345~0.405 T:±17/0.12 380~399/2.62~2.75 H:±8/0.055 60~79/0.41~0.545 U:±18/0.125 400~449/2.76~3.09 J:±9/0.06 80~99/0.55~0.68 W:±19/0.13 450~479/3.10~3.30 K:±10/0.07 100~149/0.69~1.03 X:±20/0.135 480~609/3.31~4.20 L:±11/0.075 150~179/1.035~1.23 Y:±25/0.17 610~629/4.21~4.33 M:±12/0.08 180~219/1.24~1.50 Z:±30/0.20 630~800/4.34~5.50 Lead Code/接线要求代号 00:2×1/4" Male Spade Terminals(Q.C.)/2×6.35 250端子 06:6" UL1015 18AWG Wire Leads/导线长150 12:12" UL1015 18AWG Wire Leads/导线长305 18:18" UL1015 18AWG Wire Leads/导线长455 24:24" UL1015 18AWG Wire Leads/导线长610 30:30" UL1015 18AWG Wire Leads/导线长760 36:36" UL1015 18AWG Wire Leads/导线长915 48:48" UL1015 18AWG Wire Leads/导线长1220 60:60" UL1015 18AWG Wire Leads/导线长1520 72:72" UL1015 18AWG Wire Leads/导线长1830 L:Blue Leads/蓝色导线 H:Black Leads/黑色导线 M:Yellow Leads/黄色导线 Unless otherwise specified/特殊要求可协商订制 YK- xx x x xx xxx x xxx x 常州曼淇威压力控制技术有限公司 CHANGZHOU MATCH-WELL PRESSURE CONTROL TECHNOLOGY CO.,LTD. Welding point 焊接处 Wet Towel Interlayer 冷却保护装置 Control 控制器 13 12
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