Original assembly/operating instructions Gear limit switch Type series 51 • No. 151-00004 H • 01.2018
20
51
N:
Without block adjustement
B:
Block adjustment
DZ:
Differential tooth gear
MH:
IP65, GTES mounted in an aluminium housing
MC:
IP55, GTES mounted in a plastic housing with a short housing cover
MK:
IP55, GTES mounted in a plastic housing with a long housing cover
M:
IP00/IP20, without a protective housing
MxZ:
IP66, GTES mounted in a glass fibre reinforced polycarbonate housing x:
Number of intermediate pieces (0...9)
CxZ:
IP65, GTES mounted in a glass fibre reinforced polycarbonate housing
(compact) x:Number of intermediate pieces (0...9)
4
1 - 14
99:
Contact (changeover) with screw connections, contact material: Silver
(standard)
99G: Contact (changeover) with screw connections, contact material: Gold
99L: Contact (changeover) with soldering pins (for PCB), contact material: Silver
99P: Contact (changeover) with flat plug connections, contact material: Silver
99T: Contact (push action) with screw connections, contact material: Silver
99A: Contact (push action) with screw connections, contact material: Gold
99B: Contact (changeover) with soldering pins, contact material: Gold
99C: Contact (changeover) with stranded wire output, contact material: Silver
G
With encoder / sensor
P
With potentiometer
99
Type of switching
contact
G
Additional
components
Switch type: GCLS Series 51
75
Nominal
Revolutions
Gear type N: 4.1, 6.5, 11
Gear type B: 17.5, 29, 48, 75, 125, 205, 323, 540, 880, 1384, 2288, 3735, 5900,
9800, 16000
Gear type DZ: 67, 110, 180, 280, 470, 770, 1200, 2000, 3300, 5200, 8700, 14200
B
Gear type
MH
Housing type
Number of contacts fitted
4.1.8
Type code
Example: 51_75_BMH_499_G
Fig. 3
