• Model NO.: FF-115A
  • Precision Control: Custom Design
  • Explosion Proof: Instrinsically Safe Valves
  • Rated Flow: 12, 40, 75, 9, 37 L/Min
  • Trademark: 609
  • Origin: Nanjing China
  • Power: Hydraulic
  • Leading Manufacturer and Supplier: Precision Control System and Product
  • Rated Current: 10, 30mA
  • Affordable Replacement for Moog: Moog G77xk
  • Specification: national standard
  • HS Code: 848180
FF-115 A

Double flapper-nozzle force feedback, two stage electro-hydraulic flow control servo valve
Affordable Replacement for Moog G77XK

Features
  1. Intrinsic safety protected industrial servo valve for explosion proof situations.
  2. External null adjustment available for customers to adjust valve null bias

Performance data:


ITEM MODEL FF-115/12 MODEL FF-115/40 MODEL FF-115/75 MODEL FF-115A/9 MODEL FF-115A/37 MODEL FF-115A/75
 RATED SUPPLY PRESSURE Ps[MPa] 21 21 21 21 21 21
RATED FLOW Qn[L/min] 12 40 75 9 37 75
RATED CURRENT In [mA] 10 10 10 30 30 30
COIL RESISTANCE[ Ω ] 1000 1000 1000 400 400 400
HYSTERESIS [ % ]  ≤4  ≤4  ≤4  ≤4  ≤4  ≤4
THRESHOLD [ % ]  ≤1  ≤1  ≤1  ≤1  ≤1  ≤1
LINEARITY[ % ] ≤7.5 ≤7.5 ≤7.5 ≤7.5 ≤7.5 ≤7.5
SYMMETRY[ % ]  ≤10  ≤10  ≤10  ≤10  ≤10  ≤10
PRESSURE GAIN[%Ps/1% In] >30 >30 >30 >30 >30 >30
INTERNAL LEAKAGE[L/min] 1.3 2.4 4 1 2 4
NULL BIAS[ % ] -3~+3 -3~+3 -3~+3 -2~+2 -2~+2 -2~+2
NULL SHIFT WITH SUPPLY PRESSURE (80~110% Ps)[ % ] ≤±2 ≤±2 ≤±2 ≤±2 ≤±2 ≤±2
NULL SHIFT WITH RETURN PRESSURE (2~20% Ps)[ % ] ≤±2 ≤±2 ≤±2 ≤±2 ≤±2 ≤±2
NULL SHIFT WITH TEMPERATURE (-10~ +60 ºC)[ % ] ≤±2 ≤±2 ≤±2 ≤±2 ≤±2 ≤±2
AMPLITUDE RATIO WITH (-3dB)[ Hz ] ≥50 ≥50 ≥50 ≥50 ≥50 ≥50
PHASE LAG WITH (-90°)[ Hz ] ≥50 ≥50 ≥50 ≥50 ≥50 ≥50




 


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January 16, 2021