BITECH 2641

MODEL 2640 SERIES
7/8” Diameter
Analog
Turns Counting Dial
MODEL
2646
Counting Capacity, Maximum Turns
For Shaft Diameter
For Bushing Diameter
Depth: Maximum, From Face of Panel
Shaft Extension:
Maximum, From Face of Panel
Minimum, From Face of Panel
Bushing Extension:
Maximum, From Face of Panel
Locking Mechanism
Weight, Nominal
Number of Set Screws
Numeral Height
Knob Material
Dial Finish
Housing Finish
Operating Temperature Range
2647
20
15
1/4”
1/8”
3/8”
1/4”
0.900”
0.82”
0.781”
0.672”
0.628”
0.469”
0.300”
0.270”
Positive Action with Detent
Positive Action
0.60 oz.
1
2
1
0.050”
Black Plastic
White Numerals on Black Matte
Satin Chrome
–55°C to +71°C
2646S
Counting Capacity, Maximum Turns
For Shaft Diameter
For Bushing Diameter
Depth: Maximum, From Face of Panel
Shaft Extension:
Maximum, From Face of Panel
Minimum, From Face of Panel
Bushing Extension:
Maximum, From Face of Panel
Locking Mechanism
Weight, Nominal
Number of Set Screws
Numeral Height
Knob Material
Dial Finish
Housing Finish
Operating Temperature Range
3-10
2641
2647S
15
1/4”
3/8”
0.94”
0.781”
0.578”
0.300”
Positive Action
0.60 oz.
1
2
0.050”
Black Plastic
White Numerals on Black Matte
Satin Chrome
–55°C to +71°C
Model 2640 Series
OUTLINE DIMENSIONS (Inch/mm)
Nominal
Panel Hole Dimensions
2646
2647
Mounting Surface
Dim.A Dim.B
2601
.281
7.14
.281
7.14
2606,2607,
2606S&2607S
.406
10.3
.375
9.53
.90±.02
22.9±0.5
40
Model
5 0
.496±.010
Dia.
12.6±0.25
.138
3.51
.58
Max.
14.7
60
Adaptor
Plate
(if needed)
00
A Dia.
30
60°±5°
20
Max. Brake
Lever Travel
50
60
70
40
80
.53±.02
13.46±0.51
Dia.
.875±.016
22.22±0.406
60
5 0
.375
.078
Dia.
1.98
9° Min.
90
+.0005
-.0000
Di a.
+0.127
9.525
-0.000
2641
2646S
2647S
0
B
.94
Max.
23.88
.82
Max.
20.8
on 2601
0
40
1
Mounting Surface
Locating*
Plate
*Model 2641 supplied with locating washer
instead of locating plate.
INCH
mm
Specifications subject to change without notice.
3-11
Model 2640 Series
3