YSI 650 MDS - Manual (Page 71)

YSI Incorporated 71 650 MDS
Battery Life :
Approximate battery life for typical sampling applications with 4 alkaline C cells – 3 hours of
“on” time per day for 0.5 month (10 working days) with the meter powering a 6600 sonde with all
probes active.
Approximate battery life for typical sampling applications with rechargeable battery pack – 3
hours of “on” time per day for 0.2 months (4 working days) with the meter powering a 6600 sonde
with all probes active. Battery capacity restored completely with a 6-hour charge and charged to
approximately 85 % with a 2-hour charge.
Barometer:
Range: 500 to 800 mm Hg
Resolution: 0.1 mm Hg
Accuracy: +/- 3 mm Hg within +/- 15 C of the calibration temperature
Communication Protocol:
RS-232 to all sondes and for data transfer to PC and for software updates
GPS via Y-cable – NMEA 0183
Standard Backlight Feature: 4 LEDs illuminating LCD
Keyboard: 20 keys including Meter On/Off, Backlight On/Off, Enter, Escape, 10 Number/Letter Entry
Keys, 2 Vertical arrow keys, 2 Horizontal arrow keys, 1 minus/hyphen entry key, 1 decimal point/period
key.