Instruction manual
Page 97 / 189
Copyright © REA Elektronik
REA JET HR
pro
2K / 4K
V 3.5x_001 28.05.2015
Figure 112: Scope of delivery for the HD mount for shaft encoders
By using both synchronizing disks at the various positions, the following increases and reductions
can be set.
Synchronizing
disk
on the
measuring wheel
shaft
Synchronizing
disk
on the
shaft encoder
-
shaft
Relations
hip
Toothed
-
belt
Type
Toothe
d belt
length
Function
with 32 teeth
with 32 teeth
1 : 1 **
73 cams
219mm
No change of pulse
number per mm
with 16 teeth
with 32 teeth
1 : 2
65 cams
195mm
Halving of pulse number
per mm
with 32 teeth
with 16 teeth
2: 1
65 cams
195mm Doubling of pulse number
per mm
** = Delivery state
Table 12: Compilation of various increases / reductions
The toothed belt is tensioned over the position of the measuring shaft bearing.
3.2.3.7.1 Mechanical limit values for the HD mount
Name
Value
Unit
Permissible max. shaft load
radial (static / joint)
445
N
axial (static / joint)
500
N
for shaft diameter
7 H7
mm
Max. operating speed
8,000
min
-1
Work temperature range
Belt: -30 to +90:
-20 to +85:
°
C
Max. deflection of swinging link
30
degrees
Table 13: Mechanical limit values for the HD mount
