Gilian
®
BDX
II
ABATEMENT AIR SAMPLING PUMP
Document No. 801863M (Rev A)
19
APPENDIX B
SPECIFICATIONS
General Specifications
Controls ............................................... Power Switch, Flow Control
Flow Indicator ..................................... Built-in rotameter, range 500–4000 cc/min,
with 500 cc/div @
±
20% Full Scale accu-
racy.
Additional Features ............................. See-through external filter housing, with
filter monitoring lens; built-in belt clip.
Dimensions ......................................... 3.6” (W) x 3.9” (H) x 2.0” (D)
90 mm (W) x 100 mm (H) x 51 mm (D)
Weight ................................................. 21 oz. (595 g)
Power Supply
Battery Pack ........................................ 4.8 volt, 1.8 amp hour
Battery Type ........................................ Rechargeable Nickel-Cadmium
Battery Charge Time ........................... 14–16 hours
Expected Battery Life † ....................... 300–500 charge/recharge cycles
Estimated Battery Life † ....................... 2.5 years (< 20 hours weekly use)
1.5–2.5 years (20–39 hours weekly use)
1–1.5 years (40–60 hours weekly use)
†
Inactivity for extended periods may shorten nickel-cadmium battery life.
Battery life estimates are based on proper battery maintenance.
Operating Specifications
Operating Range ................................. 500–3000 cc/min (0.5–3.0 LPM)
Flow Control .......................................
±
5% of set point over an 8-hour period,
with no more than two (2) readjustments
when operating at 2.0 LPM.
Operating Duration (Full Charge) ...... 10 hours at 2.0 LPM, with an inlet pressure
of up to 20” of water at 21
°
C (70
°
F)
Operating Temperature ...................... -20
°
C to 45
°
C (-4
°
F to 113
°
F)
Storage Temperature .......................... -40
°
C to 45
°
C (-40
°
F to 113
°
F)
Charging Temperature ........................ 5
°
C to 45
°
C (41
°
F to 113
°
F)
