Owner manual
CHM9
SSI ABSOLUTE SINGLE TURN ENCODERS, CHM9 RANGE
ELECTRICAL CHARACTERISTIC
Input signal clock CLK
per optocoupler
Clock
frequency
CLK
● 100kHz to 1MHz for 13 bits encoder
Output signal DATA
line - driver RS422
● 100kH – F
max
= 10
6
/ (resolution in bits –10) for
Power supply
5 – 30Vdc
encoder >13bits, ex : F
max
=166kHz for 16 bits encoder
Introduction
< 200ms
Interrogation
frame
n=13 bits for 13 bits resolution
Consumption without load
Max. 100mA
n=21bits for >13bits resolution
SSI TRANSMISSION
CONNECTION
Type
+ Vcc
0 V
Clk+
Data+
RAZ
Data-
Clk-
DIRECTION
S6
1
2
3
4
5
6
7
9
S5
BN/GN
Brown/Green
WH/GN
White/Green
GN
Green
GY
Grey
BU
Blue
PK
Pink
BN
Brown
WH
White
S8
8
1
3
2
6
10
11
5
ORDERING CODE (Special versions upon request, for ex. special flanges/electronics/connections…)
shaft
Supply
Output stage
Code
Resolution
Connection
Connection
orientation
CHM9
Cover : zinc
Body : alu
CBM9
Cover : zinc
Body : st. steel
CXM9
Stainless steel
cover & body
11: 11mm
12: 12mm
12: 12mm
25mm length
P : 5 to
30Vdc
CS : SSI
without parity
CP : SSI even
parity
CI : SSI odd
parity
B: binary
G : Gray
Power of 2
13: 13 bits
standard
option:
14: 14 bits to
16: 16 bits
S6 : M23 12
pins CW
for SSI
S8: M23 12
pins CCW
for SSI
A: axial
R : radial
S5: cable
Ex:
A020
Axial 2 meters
R020
Radial 2 meters
CHM9 _
12 //
P
CS
G //
13 //
S6
R
Monitoring function available as option :
- of the code coherence.
- of the LED internal regulated current loop.
- of temperature range with 2 limits.
Consult us
Entry / output available as option:
- RAX input (reset to a value X, manufacture setting).
- ERROR output for monitoring functions.
- Sine & Cosine outputs without index, 2048ppr.
- A & B incremental outputs without index, 2048ppr.
Made in FRANCE
Changes possible without further notice - Version 120105
BEI Sensors SAS
Espace Européen de l’Entreprise
9, rue de Copenhague
B.P. 70044 Schiltigheim
F 67013 Strasbourg Cedex
Tél : +33 (0)3 88 20 80 80
Fax : +33 (0)3 88 20 87 87
Mail : info@beisensors.com
Web : www.beisensors.com
Transmission
Transmission up to 400m at
100kHz in function of the cable
characteristics
Cable
High security of transmission by
using shielded cable and
twisted pairs
* Consult us for length > 100m
Nota : Do not
connect other
pinouts, connect
DIRECTION and RAZ
to a potential (RAZ at
0V if not used)