Specifications - Toshiba AD268 User Manual

2. Specifications

2. Specifications

This section describes the AD268 specifications.
The general specification for the AD268 conforms to the specification for the T2 PLC.
2.1 Specifications
Input type
Input range
Input impedance
Number of input channels
I/O allocation type
Resolution
Overall accuracy
Temperature drift
Conversion cycle
Insulation resistance
Withstand voltage
Status indication
Special function
External power supply
Internal 5Vdc current
consumption
External connection
Weight
10
Analog I/O Modules (AD268 / DA264 / TC218)
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Item
Voltage input
-5 to 5V
Bipolar
-10 to 10V
0 to 5V
Unipolar 0 to 10V
1 to 5V
1M or more
8 channels
X 8W (8 input registers XW are assigned)
16-bit
Approx. 1ms/channel (Approx. 8ms/8 channels)
10M or more
1500Vac - 1 minute (between logic and analog circuits)
500Vac - 1 minute (between analog circuit and external 24V)
1500Vac - 1 minute (between analog circuit and FG/LG)
1 green LED (On when normal)
Gain and offset calibration function
Input data averaging function
Unused channel skip function
External 24Vdc power voltage drop detection
24Vdc 10% - 120mA
300mA or less
20-pin removable terminal block
Approx. 300g
0.2% FS (at 25 C)
0.5% FS (0 to 55 C)
100ppm/ C or less
AD268
Current input
0 to 20mA
4 to 20mA
250
(FS: 10V)
PART 1 AD268