TSI
®
Models 8715/8380
Specifications
*
*
Specifications are subject to change without notice.
Range
Differential pressure ... ±15 in. H
2
O (3735 pa); 150 in.
H
2
O maximum safe operating
pressure
Absolute pressure ...... 15 to 40
in. Hg (356 to
1016 mm
Hg)
Velocity ...................... 25 to 15,500 ft/min (0.125 to
78m/s) pitot probes;
25 to 5,000 ft/min (0.125 to
25 m/s) air flow probe;
25 to 2,500 ft/min (0.125 to
12.5 m/s) velocity matrix
Volume ...................... 25 to 2,500 ft
3
/min (42 to
4250 m
3
/h) capture hood
Temperature .............. 40 to 140°F (-10 to 60°C) base
temperature probe
14 to 140°F (-10 to 60°C)
temperature/RH probe
40 to 140°F (4.4 to 60°C)
operating (electronics)
Storage temperature .. -4 to 160°F (-20 to 71°C)
Rh .............................. 5 to 95% RH temperature/RH
probe
Resolution
Pressure .................... 0.00001 in. H
2
O (0.001 pa)
static and differential;
0.01 in. Hg (1 mm Hg) absolute
Velocity ...................... 1 ft/min (.01 m/s)
Volume ...................... 1 ft
3
/min (1 m
3
/h)
Rh .............................. 0.1% RH
Temperature .............. 0.1°F (0.1°C)
Accuracy
Pressure .................... ±2% of reading ±0.0001 in.
H
2
O (0.025 pa) static and
differential;
±2% of reading absolute
Velocity ...................... ±3% of reading ±7 ft/min
(0.04 m/s) >50 ft/min (>0.25
m/s)
Volume ...................... ±3% of reading ±7 ft
3
/min
(12 m
3
/h) >50 ft
3
/min (>85
m
3
/h)
Rh .............................. ±3% RH
Temperature .............. ±0.5°F (0.3°C)
Units
Pressure .................... in. H
2
O, pa, hPa, kPa, mm Hg,
in. Hg, cm Hg, mm H
2
O, cm
H
2
O
Velocity ...................... ft/min, m/s
Volume ...................... ft
3
/min, m
3
/h, m
3
/min, l/s
Temperature .............. degrees F, degrees C
Statistics ......................
min, max, average
Data Storage ................
26,500 samples, time and date
stamped
Logging Interval ..........
user selectable
Response Time ............
2 to 8 seconds, differential
pressure sensor
Dimensions
(manometer only)
............. 7.4 in.
4.5 in.
2.3 in.
(18.8 cm
11.4 cm
5.8 cm)
Pressure connection ...
¼ in. OD straight ports with
barbed ends for use with 3/16
in. (4.76 mm) ID flexible tubing
Weight with batteries ..
8715 17 oz (0.5 kg);
8380 7.4 lb (3.4 kg)
Power requirements ....
four AA-size cells,
rechargeable NiMH (included)
or alkaline, or AC adapter
(included), 7.5 VDC, 1.6 A,
regulated
Battery life ....................
minimum of 12 hours typical
Recharge time..............
4 hours (internal charger)
Warranty
.......................
2 year factory warranty
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