IDEC SmartAXIS Touch FT1A Series, Instruction Sheet

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19
● Analog Output Specifications
■ FT1A-*14KA/14SA
*1. Overshoot may occur at light loads.
The occurrence of overshoot can be controlled by inserting damping resistance into the
circuit. A general guide for the damping resistance value is about 150
Ω including the input
line impedance for the destination.
No. of Outputs (Terminal No.) 2 (AQ0 to AQ1)
Output Type Voltage/current output
Output Range
0 to 10 V (Voltage output)
4 to 20 mA (Current output)
Output Load
Impedance
2 k Ω min. (Voltage output)
500 Ω max. (Current output)
Load Type Resistance load
D/A
Conversion
Scan Time 1 scan
Settling Time 1 msec or lower
Total Output System
Transfer Time
1 msec + 1 scan
Digital Resolution 0 to 1,000 (10bit)
Output Value of LSB
10 mV (Voltage output)
16
μ A (Current output)
Data Type Binary data: 0 to 1000
Monotonicity Yes
Output Error
Maximum Error at 25°C ±0 3% of full scale
Temperature Coefficient ±0 02%/°C of full Scale
Reproducibility After
Stabilization Time
±0.4% of full scale
Non-linearity ±0 01% of full scale
Output Ripple 30 mV max.
Overshoot 0% *1
Maximum Error ±1 0% of full scale
Open Current Loop Cannot be detected