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Analog Input Units
Section 5-4
Display Area
Status Check Boxes
■
All Analog I/O Unit Models
■
GRT1-AD2
Error History Window
For details on the Error History Window, refer to
4-5-1 Checking Maintenance
Information
.
5-4
Analog Input Units
5-4-1
GRT1-AD2 Analog Input Units
General Specifications
Item
Description
I/O Comment
Displays up to 32 characters of text as a comment. A separate
comment can be set for each input.
Last Maintenance
Date
Displays the last maintenance date and time. (All models.)
Present Value
Displays the present analog value. (All models.)
Displays data derived from the analog value, including the
Peak Value, Bottom Value, Top Value, Valley Value, Rate of
Change, Cumulated Count, Maximum Value, and Minimum
Value.
For details, refer to the descriptions of individual functions and
setting methods.
Item
Description
Threshold Cumula-
tive Counter Over
On when the cumulative counter value exceeds the set value.
Cumulative Counter
Overflow
ON when there is an overflow in the cumulative counter value.
Cumulative Counter
Underflow
ON when there is an underflow in the cumulative counter
value.
Item
Description
Over Range/Under
Range
ON when the analog data is above or below the displayable
range.
Alarm Over/Warning
Over
ON when the analog data is above or below the monitoring set
values set in the comparator function.
Broken wire
ON when a wire is broken or disconnected. (Used only for
Analog Input Units when the input range is 1 to 5 V or 4 to
20 mA.)
Item
Specifications
Unit power supply voltage
24 VDC (24 VDC –15% to +10%)
I/O power supply voltage
I/O power supply not required.
Noise immunity
Conforms to IEC 61000-4-4. 2.0 kV (power lines)
Vibration resistance
10 to 60 Hz, 0.7-mm double amplitude, 60 to 150 Hz, 50 m/s
2
Shock resistance
150 m/s
2
Dielectric strength
500 VAC for 1 min. with 1-mA sensing current (between isolated circuits)
Ambient temperature
–10 to 55°C (with no icing or condensation)
Ambient humidity
25% to 85%
Operating environment
No corrosive gases
Summary of Contents for SmartSlice GRT1-Series
Page 1: ...Slice I O Units Cat No W455 E1 06 SmartSlice GRT1 Series OPERATION MANUAL ...
Page 2: ...SmartSlice GRT1 Series Slice I O Units Operation Manual Revised November 2007 ...
Page 3: ...iv ...
Page 5: ...vi ...
Page 13: ...xiv ...
Page 21: ...xxii EC Directives 6 ...
Page 63: ...42 Connecting Turnback Cables Section 3 3 ...
Page 109: ...88 Digital I O Units Section 4 6 ...
Page 251: ...230 Maintenance Information Window Section 7 3 Maintenance Information Window ...
Page 293: ...272 GRT1 CP1 L Positioning Unit Section 7 5 ...
Page 301: ...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 ...
Page 323: ...302 Troubleshooting by Unit Section 9 5 ...
Page 351: ...330 Explicit Messages Appendix A ...
Page 355: ...334 Power Consumption and Weight Tables Appendix C ...
Page 357: ...336 I O Current Consumption Table Appendix D ...
Page 365: ...344 Revision History ...