Berkshire Products 1090 - ISA PC Watchdog Board

Quick Specs

Bus Interface	ISA
Manufacturer	BERKSHIRE PRODUCTS

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Product Features

• Options to allow Watchdog to hold the PC in reset after the upper trip occurs.
• Two on-board relays (DPDT - 2 form C) can be programmed to generate a 3 second pulse or latch on continuously after a watchdog initiated reset.
• Two externally visible LEDs show status of watchdog board. One LED lights after first watchdog generated reset as a visible indication that a watchdog reset occurred.
• Decodes all 16 I/O address lines.
• Over temperature option monitors the internal temperature of the PC.
• Programmable power-on delay to allow the PC to complete its initialization sequence.
• User I/O ports that can be used for enhanced watchdog control and monitoring.
• With temp option a relay can be programmed for a 3 second pulse or latch on after the over temp trip occurs.
• Audible alarm and external signal output for the two temperature trip points.
• In special applications it can be used right from the box without any support programs when monitoring ISA address (see Section 5.1).
• Relay contacts available on screw terminals, a DB-9 connector, and an internal header on the board.
• Two temperature trip points - user programmable.
• User I/O ports can be mapped to 3 addresses areas in I/O space.
• User I/O port enables the user to control one of the relays from a user program.