Audited Supplier
FF-102
Hydraulic
Custom Design
10mA
20 L/Min
Moog 31
609
Carton
national standard
Nanjing China
848180
Product Description
FF102
Double flapper-nozzle force feedback, two stage electro-hydraulic flow control servo valve
Affordable Replacement for Moog 31
Features:
Rated current, coil resistance and inductance
Double flapper-nozzle force feedback, two stage electro-hydraulic flow control servo valve
Affordable Replacement for Moog 31
Features:
- Quality performance, high dynamic response, reliable operation and long life.
- Die forging stainless steel body, compact design and light weight.
- High response as far as 250 HZ available at request (Model FF-102G).
Performance data:
| ITEM | MODEL FF-102 | |
| SUPPLY PRESSURE[MPa] | 2~28 | |
| RATED SUPPLY PRESSURE Ps[MPa] | 21 | |
| RATED FLOW Qn[L/min] | 2,5,10,15,20 or 30 | |
| RATED CURRENT In [mA] | 10 or 40 | |
| HYSTERESIS [ % ] | ≤4 | |
| THRESHOLD [ % ] | ≤1 | |
| LINEARITY[ % ] | ≤7.5 | |
| SYMMETRY[ % ] | ≤10 | |
| PRESSURE GAIN[%Ps/1% In] | >30 | |
| INTERNAL LEAKAGE[L/min] | ≤0.5+4 % Qn | |
| NULL BIAS[ % ] | ≤±3 | |
| NULL SHIFT WITH SUPPLY PRESSURE (80~110% Ps)[ % ] | ≤±2 | |
| NULL SHIFT WITH RETURN PRESSURE (0~20% Ps)[ % ] | ≤±2 | |
| NULL SHIFT WITH TEMPERATURE (-30~ +150 ºC)[ % ] | ≤±4 | |
| FREQUENCE RESPONSE | AMPLITUDE RATIO WITH (-3dB)[ Hz ] | ≥100 |
| PHASE LAG WITH (-90°)[ Hz ] | ≥100 | |
| WORKING TEMPRETURE[ ºC ] | -55~ +150 | |
| NET WEIGHT[ kg ] | 0.4 | |
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 | differential | series | individual | parallel | |
| 50 | 40 | 20 | 0.28 | 0.57 | 0.15 | 0.13 |
| 700 | 10 | 5 | 3 | 6 | 2 | 1.7 |
