APCI-3504 Technical
data
4.4.2
Current outputs (APCI-3504-C)
Number of channels: ................................. 4 analog outputs
Resolution: ................................................ 12-bit
Max output current: ................................... 0 to 20 mA
LSB: .......................................................... 4.883 µA
Typical error: .............................................
≤
25 µA
Max. error: ................................................
≤
100 µA
Time to ready (tr): ..................................... typ. 4.5 µs
Settling time
(= tr + settling time of the DAC): .............typ. 70 µs (by 20 mA step)
Temperature drift: ..................................... max. 10 ppm/°C
Maximum load: ....................................... 500
Ω
4.4.3
Timer
Timer depth: ..............................................12-bit
Time bases: ............................................... µs, ms, s
Control period: .......................................... 1 to 4095 µs, ms, s
Tolerance: ..................................................
≤
1 µs, ms, s
4.4.4
Safety (Voltage and current outputs)
Optical isolation to the PC: ....................... 500 VDC min.
Voltage/current after reset: ........................ 0 V / 0 mA
Watchdog
Watchdog depth: .......................................12-bit
Time bases: ............................................... µs, ms, s
Control period: .......................................... 1 to 4095 µs, ms, s
Tolerance: ..................................................
≤
1 µs, ms, s
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