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General specifications
Power supply
Temperature
Installation (RKLF) +10 °C to +35 °C
Humidity
Sealing
Acceleration (scale and readhead)
Shock (scale and readhead)
Vibration
Mass
Readhead cable
FPC cable
Connector options
Cable variants Interboard connector compatible with the Ri, Ti and ACi (cable variant) series interfaces
Typical sub-divisional error (SDE)
(analogue)
1
To limit maximum tension in the scale (CTE
substrate
5 V ±10% ATOM readhead typically < 50 mA
ATOM with ACi typically < 100 mA
ATOM with Ri typically < 100 mA
ATOM with Ti typically < 200 mA
For analogue outputs a further 10 mA in total will be drawn when terminated with 120R.
For digital outputs a further 25 mA per channel pair (e.g. A+, A−) will be drawn when terminated with 120R.
Power from a 5 Vdc supply complying with the requirements for SELV or standard IEC 60950-1.
Ripple 200 mVpp maximum @ frequency up to 500 kHz
Storage −20 °C to +70 °C
1
Operating 0 °C to +70 °C
95% relative humidity (non-condensing) to IEC 60068-2-78
Cable variant IP40
FPC variant
IP20 (with lid fitted)
Operating 400 m/s², 3 axes
Operating 1000 m/s², 6 ms, ½ sine, 3 axes
Operating 100 m/s² max @ 55 Hz to 2000 Hz, 3 axes
FPC readhead 2.3 g
Cable
18 g/m
Ri
70 g
10 core, high flex, EMI screened cable
Outside diameter 3.5 mm maximum
Flex life > 20 × 10
6
cycles at 20 mm bend radius
Maximum length 5 m
(Extension cable up to 25 m when using Renishaw approved extension cable)
UL recognised component
16 core, 0.5 mm pitch
Minimum exposed conductor length 1.5 mm
Maximum exposed conductor length 2.5 mm
Maximum length 1 m
15-way, D-type connector
FPC 16 core, 0.5 mm pitch, compatible with ACi (FPC variant)
40 µm version < ±120 nm
20 µm version < ±75 nm
− CTE
) × (T
− T
) ≤ 550 μm/m where CTE
scale
use extreme
install
Ri interface IP20
Ti interface IP20
Cable readhead 4 g
ACi
4 g
Ti
100 g
= ~ 10.1 μm/m/°C.
scale
NOTE: Current consumption figures
refer to unterminated systems.
CAUTION: Renishaw encoder
systems have been designed
to the relevant EMC standards,
but must be correctly integrated
to achieve EMC compliance. In
particular, attention to shielding
arrangements is essential.
www.renishaw.com
73
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