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L23
Žirmūnų str. 139, LT-09120 Vilnius, Lithuania
Tel.: +370 (5) 236 3683
Fax.: 370 (5) 236 3609
www. precizika.lt
The company under the name JSC “Precizika Metrology” began work after the change of name of the Lithuanian - American Joint Venture “Brown & Sharpe - Precizika”. The company has a proud history of old traditions in the leadership of design and production of metrological equipment. Its workforce has been involved for over fifty years in the supply of measuring technology and systems to automate factories as well as in the development of optical scale manufacturing technology.
In 2000, the production process was certified to fully meeting the requirements of EN ISO 9002:1994, in 2003 – EN ISO 9001:2000.
The company’s goal is to consistently supply high quality products and services to meet customer demands on a timely basis. The company’s main products are linear and angular glass scale gratings, and the linear and rotary displacement measuring systems.
JSC “Precizika Metrology” represents worldwide known companies and suppliers of measuring equipment, CNC centers, executes installation and services of them, trains the users, and executes upgrading of used CMM and manual cutting machine-tools.
MAIN EXPORT COUNTRIES:
Modular sealed photoelectric linear encoder L23 has measuring length up to 20 meters and more on special order. The encoder is used to convert linear displacements of machine key components into electrical signals containing information about the value and direction of the displacement. The encoder operates in reflected from metal band light beam. Metal band with made on its surface grating scale is fixed in rigid aluminium housing with double protection lips. The encoder consists of several separate modules with length up to 3,0 m, which are jointed together, and reading head. The standard encoder has three square-wave TTL output signals: 2 main signals, shifted by 90 degrees and one reference signal.
PHOTOELECTRIC LINEAR ENCODER
RECOMMENDED APPLICATIONS
L23
RETROFITTING
MECHANICAL DATA
ROBOTICS MIllING / BORING / DRIllING CNC MaChINES
TuRNING MaChINES& CENTERS
CNC CuTTING MaChINES
MaINTENaNCE
PaCKaGING FaCTORy auTOMaTION auTOMOTIvE INDuSTRy
Measuring lengths (ML), mm 250, 300, 350, 400, 450, 500...20000 (more on option)
Accuracy grades to any metre within the ML (at 20OC)
±10; ±5; ±3 µm
Grating period (T) 400; 40; 20 µm
Max. traversing speed:- when T=400 µm and resolution 100, 50, 10 µm- when T=40 µm and:
- resolution 10, 5 µm- resolution 1 µm
- when T=20 µm and:- resolution 5 µm- resolution 0,5 µm
120 m/min
80 m/min25 m/min
60 m/mi12 m/min
Reference marks (RI):- N- M- P (optional)
without reference markevery 50 mmRI number and place
Required moving force < 4 N
Protection (IEC 529)-without compressed air-with compressed air
IP54IP64
Weight 0.4 kg + 2.8 kg/m
Operating temperature 0...+50OC
Storage temperature -20...+70OC
Permissible vibration (10...2000 Hz) < 100 m/s2
Permissible shock (11 ms) < 150 m/s2
Coefficient of thermal expansion 10.6x10-6 OC
Positive displacement
8
0 1. P
5 0.
5
14
M420
15
5.5 6 .57
ML+120
ML+150
13
27
25
±0
5.
.
40 40
4.7
2 .51 2 .5166 . 5±0 1
2 Мholes 5
( 5.5)�
7 5. 7 5.
16
77
ML
7.5
7.7
50
.5±
0 1.
A
0 1. A
A
0.2 P
57
±0
5.
20
23
39
±0.2
0 1.
0 1.
3 .5±0
±0.2
AB
BA
Distance between fixing holes 400 mm ± 0.2 mm198
7 12
11
10 2
36
5 4
�2
5
55
1 5
96
a=0,25T 0,125T±
T
a a a a
U1
U1
U2
U2
a
U0
U0
51
11
6
ELECTRICAL DATA
ACCESSORIES
MODULE CONNECTION PRINCIPLE
ORDER FORM
vERSION l23-F TTl
Supply voltage (UP) +5V±5%/ 65 mA;
+12V±5%/ 65mA
Light source LED
Resolution 100, 50; 10; 5; 1; 0.5 µm (after 4-fold in subsequent electronics)
Incremental signals Differential square-wave U1/U1 and U2/U2
Reference signal Differential square-wave U0/U0
Signal levels at load current 20 mA: - low (logic “0”) < 0.5 V at Up=+5V- high (logic “1”) > 2.4 V at Up=+5V- low (logic “0”) < 1.5 V at Up=+12V (HTL)- high (logic “1”)>(Up-2) V at Up=+12V (HTL)
Direction of signals U2 lags U1 (displacement from left to right and head position down)
Standard cable length 4 m armoured, without connector
Maximum cable length 25 m
Output signals
Note: If cable extension is used the power supply conductor section should not be smaller than 0.5 mm2.
RESOluTION: MEaSuRING lENGTh:
REFERENCE MaRKS: aCCuRaCy: SuPPly vOlTaGE:
COM-PRESSED aIR:
CaBlE lENGTh:
CONNECTOR TyPE:
F05 - TTL 0.5µmF10 - TTL 1µmF50 - TTL 5µmF100 - TTL 10µmF500 - TTL 50µmF1000 - TTL 100µm
0250 - 250mm0500 - 500mm...20000 - 20000mm... - (on request)
N - none RIM - every 50mmP - RI number and place on option
10 - ±10µm05 - ±5µm03 - ±3µm
05V - +5V12V - +12V
0 - without compressed air1 - with com-pressed air
01 - 1m armoured02 - 2m armoured 03 - 3m armoured...
W - without connectorB12 - round, 12 pinsC9 -round, 9 pinsC12 - round, 12 pins D9 - flat, 9 pinsD15 - flat, 15 pinsRS10 - round, 10 pinsONC - round, 10 pins
ORDER EXAMPLE: 1) L23-F100-16000-N-10-05V-0-04/C12
l23 - XXX - XXXX - X / XXX - XX - XX - X - XX / X
CONNECTORS FOR CaBlEB1212-pin round connector
C912-pin round connector
C1212-pin round connector
D99-pin flat connector
D1515-pin flat connector
RS1010-pin round connector
ONC10-pin round connector
DIGITal REaDOuT DEvICES CS3000 CS5500