TSI Instruments HM685, Руководство пользователя

Страница: 90 / 93

A-2 Hydronic Manometer Model HM685
Power Requirements ............. four AA-size cells, alkaline or
rechargeable NiMH (included), or AC
adapter (included) 9 VDC, 2 A, regulated
Battery Life
3
............................ minimum of 12 hours with backlight on
minimum of 18 hours with backlight off
Recharge Time ....................... 4 hours (internal charger)
Warranty ................................. 2-year factory warranty
1
The flow reading is a calculated value determined from the measured Differential pressure,
user entered valve flow coefficient (Cv or Kv), and fluid specific gravity.
2
Accuracy statement applies from -15 to 250 psi (-103 to 1724 kPa).
3
The minimum battery life stated will occur after the NiMH batteries have been recharged
2 to 3 times after initial charge.