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12 Product specification
Measuring standard
Coefficient of thermal expansion
(at 20 °C)
Thermal datum
Measuring lengths available (mm)
Accuracy grades
Resolution
Absolute position protocols
Encoder electrical connection
Controller electrical connection
Cable length
Power supply
14
Renishaw stainless-steel scale with single track absolute
encoding
10.1 ±0.2 μm/m/°C
At centre position (encoder position of 0.5 × measuring
length)
140, 240, 340, 440, 540, 640, 740, 840, 940, 1040, 1140,
1240, 1340, 1440, 1540, 1640, 1740, 1840, 2040, 2240,
2440, 2640, 2840, 3040
High grade: ≤ ±3 μm
Standard grade: ≤ ±5 μm
1 nm, 10 nm, 50 nm
BiSS Safety, Siemens DRIVE-CLiQ (with external
interface)
Cable connector M12 custom (customer configurable exit
direction)
8‑way M12, 9‑way D‑type, flying lead
See section 15.2 on page 25
See
section 15.3 on page 26
and
section 15.4 on page
27
Set-up LED
Maximum speed
Acceleration
(readhead relative to scale)
Moving force
(maximum force required to move the
readhead through the seals)
Vibration (55 Hz to 2000 Hz)
Shock 11 ms half-sine
Operating temperature
Storage temperature
Environment protection
EMC immunity
Air purge requirements
Weight
IMPORTANT: Specifications are subject to the correct installation procedures as set out in this installation
guide. If in doubt, contact your local Renishaw representative.
See section 14.7 on page 23
4 m/s
< 200 m/s² in measuring direction
< 5 N
Housing: < 300 m/s² to IEC 60068‑2‑6
Readhead: < 300 m/s² to IEC 60068‑2‑6
< 300 m/s² IEC 60068‑2‑27
0 °C to 50 °C
–20 °C to 70 °C
IP53 when installed correctly, IP64 with air purge
Protection class III
Pollution degree II
Altitude 2000 m
IEC 61800-5-2:2016 Electromagnetic immunity
requirement for safety related systems - Annex E, second
environment
Air supply pressure = 1 bar at encoder
At correct supply pressure the supplied air connection
fitting restricts the air flow rate to 2 l/min
Air quality: see
section 14.8 on page 24
for details
0.27 kg + 2.0 kg/m
Original instructions
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