L-9517-9563-06-A_Data_sheet_ATOM_en.pdf - 第22页

22 A TOM miniature encoder system Interface signals Ri and Ti interfaces 15 1 8 9 Ri connector Ti connector 15 1 8 9 1 All power connections should be used either to minimise v oltage drop down the cable or incorporate v…

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21 ATOM miniature encoder system
Interface signals
ACi FPC and cable variant interface (digital output only)
Pin 1
Pin 10
ACi JST output connector
Pin 1
Pin 16
ACi FPC input connector
1
2
13
14
1
All power connections can be used either to minimise voltage drop down the cable or incorporate voltage sensing.
ACi PCB mounting variant interface (digital output only)
Pin 1
ACi PCB input
connector
Pin 2
Pin 9
Pin 10
Pin 1
ACi PCB output
connector
Pin 2
Pin 9
Pin 10
Cable variant input connector
Input Output
Function Signal Pin Signal Pin
Power
5 V 9 5 V 6
0 V 2 0 V 5
Incremental
V
1
+ 4
A
+ 8
− 6 − 10
V
2
+ 3
B
+ 7
− 1 − 9
Reference mark V
0
+ 8
Z
+ 3
− 10 − 1
Remote CAL V
X
7 X 4
Shield CAL 5 CAL 2
Input Output
Function Signal
Cable FPC JST
Colour Pin Pin Signal Pin
Power
1
5 V Brown 4 7, 8 5 V 9
0 V White 13 3, 6, 11, 14 0 V 10
Incremental
V
1
+ Red 9 12
A
+ 1
− Blue 5 13 − 2
V
2
+ Yellow 12 15
B
+ 3
− Green 14 16 − 4
Reference mark V
0
+ Violet 2 4
Z
+ 5
− Grey 8 5 − 6
Set-up V
X
Clear 6 1 X 7
Remote CAL CAL Orange 10 2 CAL 8
Shield - Screen Cable ferrule - - -
Do not connect - - 1, 3, 7, 11 9, 10 - -
22 ATOM miniature encoder system
Interface signals
Ri and Ti interfaces
15
1
8
9
Ri connector
Ti connector
15
1
8
9
1
All power connections should be used either to minimise voltage drop down the cable or incorporate voltage sensing.
2
The alarm signal can be output as a line driven signal or 3-state. Select the preferred option at time of ordering.
Digital Analogue
Function Signal Pin Signal Pin
Power
1
5 V 7, 8 5 V 4, 5
0 V 2, 9 0 V 12, 13
Incremental signals
A
+ 14
V
1
+ 9
− 6 − 1
B
+ 13
V
2
+ 10
− 5 − 2
Reference mark Z
+ 12
V
0
+ 3
− 4 − 11
Alarm
2
E
+ 11
- -
− 3
Set-up X 1 V
X
6
Remote CAL - - CAL 14
Shield - Case - Case
Do not connect - 10, 15 - 7, 8, 15
23 ATOM miniature encoder system
General specications
Power supply
1
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 (eg A+, A−) will be drawn
when terminated with 120R.
Power from a 5Vdc supply complying with the requirements for SELV of
standard IEC60950-1.
Ripple 200mVpp maximum@frequency up to 500kHz
Temperature Storage −20°C to +70°C
Operating 0°C to +70°C
Humidity 95% relative humidity (non-condensing) to IEC60068-2-78
Sealing Cable variant IP40
FPC variant IP20 (with lid tted)
Ri interface IP20
Ti interface IP20
Acceleration (system) Operating 400m/s², 3axes
Shock (system) Operating 1000m/s², 6ms, ½sine, 3axes
Vibration Operating 100m/s² max @ 55Hz to 2000Hz, 3axes
Mass Cable readhead 4g
FPC readhead 2.3g
Cable 18g/m
Ti interface 100g
Ri interface 70g
ACi interface 4g
Readhead cable 10 core, high ex, 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
FPC cable 16 core, 0.5mm pitch, maximum exposed conductor length 2.5mm,
maximumlength 1m
Connector options Cable variants Interboard connector compatible with the Ri, Ti and ACi (cable variant)
interfaces
15-way, D-type connector
FPC 16 core, 0.5mm pitch, compatible with ACi (FPC variant)
Typical SDE (analogue) 20µm version <±75nm
40µm version <±120nm
1
Current consumption gures refer to unterminated systems.