2
FKB7401 SERIES
Specication
Item
FKB7401-001 FKB7401-002~007 FKB7401-051
Mechanical Number of Keys 83 keys 84 keys 87 keys
Key Switch Type Membrane switch
Keytop Style Rectangular cylindrical
Operating Force 50 gf ±25 gf (1.760 ±0.88 oz.)
Stroke 3.0 mm ±0.5 mm (0.118 in. ±0.019 in.)
Tactile 20 gf typ. (0.704oz.), Soft type
Height 8.5 mm (0.334 in.)
Operating Life 10 M operations min.
Electrical Interface Row and column matrix
Contact Resistance 1 K ohm max. at 5 V DC
Key Switch Bounce 10 ms max.
Environment Operating Temperature 0 to 50°C
Storage Temperature –20 to 60°C
Humidity 90% RH max. at +40°C max. inversely proportional change to 50% RH
at 60°C
n PART NUMBERS
PartsNumber NumberofKeys KeyArrangement
FKB7401-001 83 U.S.
FKB7401-002 84 U.K.
FKB7401-003 German
FKB7401-004 French
FKB7401-005 Italian
FKB7401-006 Spanish
FKB7401-007 Swedish
FKB7401-008 Swiss
n SPECIFICATIONS
n OPERATING FORCE AND TRAVEL CHARACTERISTICS
50
0 1 2
Stroke
3(mm)
100
(gf)
Force