Ross Controls INLINE GENERAL PURPOSE & LEAK TEST SERIES LX - Manual (Page 3)

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2/2 Valves
Series LX Pressure Controlled Valves
Normally Closed (NC)
1
2
STANDARD SPECIFICATIONS:
For Series LX Pressure Controlled Valves.
Ambient Temperature: 40° to 120°F (4° to 50°C).
Media Temperature: 40° to 175°F (4° to 80°C).
Flow Media: Filtered air; 5 micron recommended.
Inlet Pressure: Vacuum to 250 psig (17 bar). Pilot Pressure: 30 to 145 psig (2 to 10 bar). Must be equal to or
greater than inlet pressure. For vacuum service models requiring
external pilot supply, a pilot pressure of at least 30 psig (2 bar) is
required.
Port Threads: NPT, BSPP.
Note: For fluid applications, consult ROSS.
IMPORTANT NOTE: Please read carefully and thoroughly all of the CAUTIONS on the inside back cover.
Port Sizes Valve Model Number* Avg.
Dimensions inches (mm) Weight
1 2 NC C
V
Length Width Height lb (kg)
3/8 3/8 LX13NA35501 3.6 3.83 (97.3) 2.83 (71.9) 2.85 (72.4) 1.4 (0.6)
1/2 1/2 LX14NA45501 3.6 3.83 (97.3) 2.83 (71.9) 2.85 (72.4) 1.4 (0.6)
3/4 3/4 LX15NA55501 12.2 4.16 (105.7) 3.45 (87.6) 5.63 (143.0) 3.5 (1.6)
1 1 LX16NA65501 12.2 4.16 (105.7) 3.45 (87.6) 5.63 (143.0) 3.5 (1.6)
11/4 11/4 LX17NA75501 36.1 5.37 (136.6) 5.00 (127.0) 8.52 (216.4) 10.0 (4.6)
11/2 11/2 LX18NA85501 36.1 5.37 (136.6) 5.00 (127.0) 8.52 (216.4) 10.0 (4.6)
2 2 LX19NA95501 64.7 6.35 (161.3) 6.75 (171.5) 10.40 (264.1) 19.5 (8.9)
21/2 21/2 LX10NA05501 64.7 6.35 (161.3) 6.75 (171.5) 10.40 (264.1) 19.5 (8.9)
* For BSPP threads, replace “N” in the model number with a “D”, e.g., LX13DA35501.
Port Sizes: 3/8 & 1/2
Valve Dimensions – inches (mm)
3.12 (79.4)
3.06
(77.7)
3.75
(95.3)
0.72
(18.3)
FLOW
2.94
(74.7)
3.38
(85.7)
1.88
(47.7)
0.72
(18.3)
Speed
Control
X-1
1.88
(47.7)
Pilot Port
1/8-27 NPT
4.12 (104.7)
4.45
(113.0)
4.11
(104.3)
5.31
(134.9)
FLOW
1.09
(27.7)
4.94
(125.4)
1.09
(27.7)
2.50
(63.5)
X-1
Speed
Control
2.50
(63.5)
Pilot Port
1/8-27 NPT
Port Sizes: 3/4 & 1
3/8 & 1/2 3/4 & 1 1 1/4 & 11/2 2 & 2 1/2