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PC/104總線看門狗模塊 Watchdogs on PC/104系列產(chǎn)品
P104-WDG-CSMA 產(chǎn)品技術(shù)規(guī)格
PC Interface

● PC/104-Plus

Watchdog Timer

● Time-out: Software selectable from 4 μsec to 2060 sec

● Clock: 2.08333 MHz, derived from computer clock (33 MHz ÷ 16)

● Address: 8-Bit I/O Mapped

Status Register

● Voltages: If +5V, +12V or -12V varies by more than ±6%

● Temp Alarm: IRQ and status register indication if temperature is above 122°F (50°C)

● Temp Digitizer: 8-bit ADC, LSB = 0.7°F (.39° C)

● Fan Speed: IRQ and Status register indication if speed is too high or two low

Digital Outputs

● Isolated: Two, 5V through a 330 ohm resistor

● Non-Isolated: Two, controlled with isolated outputs to drive LED (up to 15mA sink/source)

● Reset Outputs: One active low open collector, One active high with 1K pull-up

● Fan Pulse Width 120 nsec. min., 31 msec. max.

Digital Inputs

● Isolated: Two, limited through a 330 ohm resistor – one dedicated RESET input, one general purpose available

Environmental

● Power: +5VDC @ 125mA typical

● Operating Temp: 0 to +70°C (optional -40 to +85°C)

● Storage Temp: -50°C to +120°C

● Humidity: 10% to 90% RH, non-condensing

Regulatory Compliance

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

 
 

北京華泰顯控科技有限公司

Copyright ? Beijing Vertextron Technology Co., Ltd

網(wǎng)站備案 / 許可證號(hào):京ICP備18049970號(hào)-1

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