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338
Precautions When Connecting Two-wire DC Sensors
Appendix E
Relationship between a DC Input-type Communications Unit’s
OFF Current and a Sensor’s Leakage Current
I
OFF
≥
I
leak
I
OUT
: OFF current of a Communications Unit with DC Inputs
I
leak
: Sensor's
leakage
current
Connect a bleeder resistor if I
leak
is greater than I
OFF
.
The bleeder resistor constant can be calculated using the following equation.
R
≤
(I
OFF
×
R
IN
+ V
F
)/(I
leak
−
V
OFF
)
Power W
≥
(V
CC
−
V
R
)
2
/R
×
4 [allowable margin]
Содержание SMARTSLICE GRT1-DRT
Страница 1: ...OPERATION MANUAL Cat No W455 E1 08 SmartSlice GRT1 Series Slice I O Units ...
Страница 3: ...SmartSlice GRT1 Series Slice I O Units Operation Manual Revised December 2018 ...
Страница 4: ...iv ...
Страница 6: ...vi ...
Страница 20: ...xx EC Directives 6 ...
Страница 62: ...42 Connecting Turnback Cables Section 3 3 ...
Страница 250: ...230 Maintenance Information Window Section 7 3 Maintenance Information Window ...
Страница 292: ...272 GRT1 CP1 L Positioning Unit Section 7 5 ...
Страница 300: ...280 GRT1 END End Unit Section 8 5 Dimensions 11 9 11 9 55 7 1 5 19 5 83 5 2 9 2 9 OMRON ...
Страница 322: ...302 Troubleshooting by Unit Section 9 5 ...
Страница 350: ...330 Explicit Messages Appendix A ...
Страница 354: ...334 Power Consumption and Weight Tables Appendix C ...
Страница 356: ...336 I O Current Consumption Table Appendix D ...
Страница 364: ...344 Revision History ...
Страница 365: ......