Datasheet
Lorlin Electronics Ltd, Harwood Industrial Estate, Harwood rd, Littlehampton, W. Sussex BN17 7At England
Tel (+44) 01903 725121 Fax (+44) 01903 726808 E-mail Lorlin@btconnect.com
1
GENERAL ELECTRICAL &
MECHANICAL SPECIFICATION
STANDARD PART NUMBER
o Made in UK
o Gray code Standard and
complementary versions.
o Moulded 27.5mm diameter single
wafer switch.
o Standard 22.5º indexing 4-Bit
o Standard 45° indexing 3-Bit
o Printed Circuit Terminals.
o Special options include UL-V0
rated material, gold flashed or
gold plated (2.5 microns gold
over 2 microns nickel) contacts,
spindles with special flats or
slots.
Switch Rating: 150mA @ 50Vac/dc
Life: >10,000 Cycles
O
perating Temperature:
-
30ºC to +85 ºC
Proof Voltage: 250Vac (Initial)
Insulation Resistance:
>999 M at 500Vdc (Initial)
C
ontact Resistance:
<50 m (Initial)
Operating Torque (nominal) Standard 4.7 ± 0.5 cNm
End Stop Torque (nominal): 0.8 Nm
Moulding Material: Polyamide 6.6 G.F.
Contact/Terminal Material: Brass CZ108 Ag Plated
BASIC TYPES
SPINDLE
DIAMETER
SPINDLE LENGTH
FROM MOUNTING FACE
8mm LONG
BUSH
SPINDLE
FLAT
LENGTH
ANGLE OF
SPINDLE FLAT
SPINDLE FLAT
THICKNESS
IMPERIAL 6.35mm 38mm 9.52 x 32TPI 30mm 90º 5.5mm
METRIC 6.00mm 50mm M10 x 0.75 No Flat --- ---
STANDARD METRIC STANDARD IMPERIAL
Stop No Stop Stop No Stop
4-Bit Gray – Standard Spindle GCK 1016 GCK 1017 GCK1018 GCK1019
4-Bit Gray Comp – Standard Spindle GCK 1020 GCK1021 GCK1022 GCK1023
3-Bit Gray – Standard Spindle GCK 1024 GCK1025 GCK1026 GCK1027
3-Bit Gray Comp – Standard Spindle GCK 1028 GCK1029 GCK1030 GCK1031
COMMON E Connection to Terminals
DIAL A B C D
0
1
•
2
• •
3
•
4
• •
5
• • •
6
• •
7
•
8
• •
9
• • •
A
• • • •
B
• • •
C
• •
D
• • •
E
• •
F
•
COMMON E Connection
DIAL A B C
1
2
•
3
• •
4
•
5
• •
6
• • •
7
• •
8
•
GCK GRAY CODED ROTARY SWITCH
LORLIN GRAY CODED COMMON –4-BIT
LORLIN GRAY CODED COMMON –3-BIT
RoHS COMPLIANT
GENERAL FEATURES