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CHAPTER 8 - SPECIFICATIONS
CONTROLLER
Material
Size
Display type
Display size
System power
requirements
Accuracy
Ambient temperature
range
Alarm output ratings
672-H Manual
Enclosure: cast aluminum enclosure
226 mm (8 ⅞") wide, 143 mm (5 ⅝") high,
92 mm (3 ⅝") deep
Wide temperature LCDs, 4 digit, 7 segment
with backlight
12.7 mm (½") high digits
12 V truck power required, current drain less
that 20 mA (not including alarm outputs)
Ground resistance measurement accuracy
is ±2% at the switching point (10 ohms or
250 ohms). Accuracy is ±5% at measurement
extremes.
-40°C to +60°C (-40°F to +140°F)
Both alarm outputs can provide at least
2 amps to the load. Maximum voltage is 16 V.
Outputs are internally protected from short
circuits and voltage spikes.
Page 27
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