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32 bit, 33 MHz, PCI interface Input channels 32 isolated digital input channels, 24 V, incl. 16 interruptible and 3 fast counter inputs Input channels organised in 4 groups of 8 channels, each group has its own ground line Voltage reversal protection All inputs are filtered Output channels 32 isolated digital output channels, 10 to 36 V Output current per channel 500 mA Watchdog for resetting the outputs to "0" After power/ON the outputs are reset to 0 Short-circuit current for 16 outputs ~ 3 A Short-circuit current for 32 outputs ~ 6 A Short-circuit current per output ~1.5 A Electronic fuse Overtemperature and overvoltage protection 24 V power outputs with protection diodes and filters Special output capacitors minimise electromagnetic emissions External 24 V supply screened through a protection circuitry Shutdown logic when the external supply voltage drops unter 5 V Safety features Optical isolation 1000 V Creeping distance: 3.2 mm acc. to DIN VDE 0411-100 Protection against fast transients (burst), overvoltage, electrostatic discharge and high-frequency EMI Interrupt triggered through watchdog, counter, timer, error Separate grounds for input and output channels Noise immunity Test level: ESD: 4 kV Fields: 10 V/m Burst: 4 kV Cond. radio interferences: 10