609 FF-131 Electro-Hydraulic Flow Control Servo Valve

• Customization: Available
• Power: Hydraulic
• Precision Control: Custom Design
• Model NO.: FF-131
• Leading Manufacturer and Supplier: Precision Control System and Product
• Rated Current: 15 or 40mA
• Rated Flow: 6.5, 16.5, 32.5, 50, 65 or 100 L/Min
• Affordable Replacement for Moog: Moog G761
• Transport Package: Carton
• Specification: national standard
• Trademark: 609
• Origin: Nanjing China
• HS Code: 848120
• Production Capacity: 50-1000 Per Month

Product Description

FF-131

Double flapper-nozzle force feedback, two stage electro-hydraulic flow control servo valve

Affordable Replacement for Moog G761


Features

1. Quality performance, high dynamic response, reliable operation and long life.
2. Die forging aluminum body, compact design and light weight.
3. Mechanical null adjustment. If necessary, this facility can be mechanically adjusted by customers.
4. Protection filter easy to replace.

 

Performance data:

ITEM		MODEL FF-131/100	MODEL FF-131/101	MODEL FF-131/102	MODEL FF-131/125	MODEL FF-131/103	MODEL FF-131/104
SUPPLY PRESSURE[MPa]		1.4~21( 28 allowable)
RATED SUPPLY PRESSURE Ps[MPa]		21 (28 allowable)
RATED FLOW Qn[L/min]		6.5	16.5	32.5	50	65	100
RATED CURRENT In [mA]		15	15	15	15	15	40
HYSTERESIS [ % ]		≤3	≤3	≤3	≤3	≤3	≤3
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](7MPa)		0.7	0.9	1.4	2	3	3
NULL BIAS[ % ]		≤±3	≤±3	≤±3	≤±3	≤±3	≤±3
NULL SHIFT WITH SUPPLY PRESSURE (80~110% Ps)[ % ]		≤±2	≤±2	≤±2	≤±2	≤±2	≤±2
NULL SHIFT WITH RETURN PRESSURE (0~20% Ps)[ % ]		≤±2	≤±2	≤±2	≤±2	≤±2	≤±2
NULL SHIFT WITH TEMPERATURE (FOR EACH CHANGE OF 56ºC)[ % ]		≤±4	≤±4	≤±4	≤±4	≤±4	≤±4
FREQUENCE RESPONSE	AMPLITUDE RATIO WITH (-3dB)[ Hz ]	≥100	≥100	≥100	≥100	≥100	≥100
	PHASE LAG WITH (-90°)[ Hz ]	≥100	≥100	≥100	≥100	≥100	≥100
WORKING TEMPRETURE[ ºC ]		-30~ +100	-30~ +100	-30~ +100	-30~ +100	-30~ +100	-30~ +100
NET WEIGHT[ kg ]		1	1	1	1	1	1

 Rated current, coil resistance and inductance

RESISTANCE OF EACH COIL AT 20ºC(Ω)		RATED CURRENT (mA)		PROXIMATE COIL INDUCTANCE(H)
		Differential, parallel or individual coils	series	series
FF-131/100	200	15	7.5	≈5
FF-131/101	200	15	7.5	≈5
FF-131/102	200	15	7.5	≈5
FF-131/125	200	15	7.5	≈5
FF-131/103	200	15	7.5	≈5
FF-131/104	80	40	20	≈2