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FF-113
Double flapper-nozzle force feedback, two stage electro-hydraulic flow control servo valve
Affordable Replacement for Moog 72
Features
Please note that rated flow is measured under supply pressure of 7 MPa.
Rated current, coil resistance and inductance
Double flapper-nozzle force feedback, two stage electro-hydraulic flow control servo valve
Affordable Replacement for Moog 72
Features
- A large flow industrial servo valve.
- External null adjustment available for customers to adjust valve null bias on field.
- With replaceable filter, a high anti-contamination performance.
- An optional fifth supply port available at request to provide fluid to flapper nozzle stage.
Performance data:
| ITEM | MODEL FF-113/95 | MODEL FF-113/150 | MODEL FF-113/230 | |
| RATED SUPPLY PRESSURE Ps[MPa] | 21 | 21 | 21 | |
| RATED FLOW Qn[L/min] | 95 | 150 | 230 | |
| RATED CURRENT In [mA] | 40 | 15 | 40 | |
| INTERNAL LEAKAGE[L/min] | 7 | 7 | 10 | |
| NULL BIAS[ % ] | -3~+3 | -3~+3 | -3~+3 | |
| COIL RESISTANCE[ Ω ] | 80 | 200 | 80 | |
| PHASE LAG WITH (-90°)[ Hz ] | ≥40 | ≥30 | ≥30 | |
| WORKING TEMPERATURE[ ºC ] | -30~ +100 | -30~ +100 | -30~ +100 | |
Please note that rated flow is measured under supply pressure of 7 MPa.
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 | |
| 80 | 40 | 20 | 0.98 | 2 | 0.58 | 0.5 |
| 200 | 15 | 7.5 | 2.41 | 5 | 1.8 | 1.5 |