Part No. Maximum Pressure Pressure Range Proof Pressure Variable
Differential Pressure Range Fixed Differential Pressure Range bar
(psi) bar (psi) bar (psi) bar (psi) bar (psi) SP-R(*) - 50 50 (725)
7 ~ 50 (102 ~ 725) 420 (6,090) 2.9 ~ 5.9 (42 ~ 86) 3 ( 44) SP-R(*)
- 100 100 (1,450) 15 ~ 100 ( 218 ~ 1,450) 420 (6,090) 4.9 ~ 9.8 (71
~ 142) 5 (73) SP-R(*) - 150 150 (2,175) 20 ~ 150 ( 290 ~ 2,175) 420
(6,090) 5.9 ~ 11.8 (86 ~ 171) 6 ( 87) SP-R(*) - 200 200 (2,900) 25
~ 200 ( 363 ~ 2,900) 420 (6,090) 6.9 ~ 13.7 (100 ~ 199) 7 (102)
SP-R(*) - 250 250 (3,625) 30 ~ 250 ( 435 ~ 3,625) 420 (6,090) 8.8 ~
17.6 (128 ~ 255) 9 (130) SP-R(*) - 300 300 (4,350) 35 ~ 300 ( 508 ~
4,350) 920 (13,340) 11.8 ~ 23.5 (171 ~ 341) 12 (174) SP-R(*) - 500
500 (7,250) 55 ~ 500 ( 798 ~ 7,250) 920 (13,340) 11.8 ~ 23.5 (171 ~
341) 12 (174) SP-R(*) - 700 700 (10,150) 75 ~ 700 (1,088 ~ 10,150)
1150 (16,675) 29.4 ~ 58.8 (426 ~ 852) 30 (435)
Working pressure from 7 bar (102 psi) up to 700 bar (10,150 psi)
Proof pressure up to 1150 bar (16,675 psi) • Accuracy +/- 2% • Used
for Mineral oil or water glycol • Fluid Temperature 0C ~ +70 0C •
Ambient Temperature 0C ~ +60 0C • Adjustable or Fixed differential
pressure setting • 100 million life cycle test approved (both
electric and mechanical) • Base mounting and thread connection BSPT
3/8” Female (BSPF 1/2” male for SP-R-700 model) • Can be mount at
any direction for friendly operation • Electrical type SPDT with
Electrical cable gland PF1/2” • Aluminum & Brass housing material •
Easy preset pressure adjustment • Dustproof and waterproof • No
drain port required -20 -20
