ISA总线隔离输入/继电器输出板卡 Isolated Input/Relay Output Legacy Products on ISA
IIRO-8 产品技术规格
PC Interface

● ISA Bus

Digital Inputs

● Number of inputs: 8

● Type: Non-polarized, optically isolated from each other and from the computer. (not TTL/CMOS compatible)

● Voltage Range: 5 to 24V DC or AC (50 to 1000 Hz)

● Isolation: 60V channel-to-ground or channel-to-channel

● Input Resistance: 470 ohms in series with two diodes and an LED

● Response Time: 20 mSec w/filter, 10 uSec w/o filter

Relay Outputs

● Number of outputs: 8

● Contact Rating: 2A carry current, bifurcated, gold clad, silver palladium

● Contact Arrangement: Channels 0-4 are SPDT Form C and channels 5-7 are SPST Form A

● Contact Rating: Initial 100 milliohms maximum

● Contact Life: mech’l: 5 million operations minimum; elect’l: 500,000 operations minimum at full load

● Operating Time: 2 milliseconds maximum

● Release Time: 1 milliseconds maximum

Interrupts

● When enabled by software and by installation of level-select jumpers, interrupts are generated when digital inputs change state.

Environmental

● Operating Temperature Range: 0° to 60°C.

● Storage Temperature Range: -40° to +100°C.

● Humidity: 0 to 90% RH, non-condensing.

Power Required

● +5VDC @ 1 A (all relays ON)

Regulatory Compliance

● This product is designed to be in full compliance with CE requirements.

 
 

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