Datasheet
Subject to change without notice.
www.testo.com
1981 XXX4/msp/I/01.20171981 0614/dk/03.2018
Accessories
Accessories for digital air velocity probes Order no.
Extendible telescope for testo440 air flow probes
(37.5 to 100 cm incl. 90° angle)
0554 0960
Telescope extension (0.9 m) for testo440
flow probes
0554 0990
Other accessories Order no.
Measuring stand for comfort level
measurements with standard-compli-
ant positioning of probes (incl. case)
0554 1590
Combi case for testo440
and multiple probes
0516 4401
Service case
for volume flow measurement
0516 4900
testovent417 funnel set
comprising funnel for plate out-
lets (Ø 200 mm) and funnel for
fans (330 x 330 mm) for incom-
ing/outgoing air
0563 4170
Flow straightener testovent 417 0554 4172
USB mains unit incl. cable 0554 1105
Other accessories Order no.
Connection hose, silicone, length 5m, maximum
load capacity 700hPa (mbar)
0554 0440
Connection hose silicone-free for differential pres-
sure measurement, length 5 m, maximum load ca-
pacity 700 hPa, (mbar)
0554 0453
Control and calibration set for Testo humidity
probes, saline solution with 11.3% RH and 75.3%
RH, incl. adapter for Testo humidity probes
0554 0660
Printer Order no.
BLUETOOTH
®
/IRDA printer incl. bat-
tery and mains unit
0554 0621
Spare thermal paper for printer
(6 rolls), measurement data docu-
mentation can be read for up to 10
years
0554 0568
Calibration certificates Order no.
ISO calibration certificate (temperature), for air/
immersion probe, calibration points -18°C; 0°C;
+60°C
0520 0001
DAkkS calibration certificate (temperature);
measuring instruments with air/immersion probe;
calibration points -20°C; 0°C; +60°C
0520 0211
ISO calibration certificate humidity,
calibration points 11.3 %RH and 75.3 %RH at +25°C
0520 0006
DAkkS calibration certificate (humidity); electronic
hygrometer; calibration points 11.3% RH and 75.3%
RH at +25°C
0520 0206
ISO calibration certificate (pressure);
accuracy > 0.6 (% of f.v.)
0520 0005
ISO calibration certificate flow, hot wire, vane an-
emometer, Pitot tube; calibration points 1; 2; 5;
10m/s
0520 0004
ISO calibration certificate flow, hot wire, vane an-
emometer, Pitot tube; calibration points 5; 10; 15;
20 m/s
0520 0034
ISO calibration certificate (luminance) calibration
points 0; 500; 1000; 2000; 4000 lux
0520 0010
ISO calibration certificate (CO₂; CO₂ probes); calibra-
tion points 0; 1000; 5000 ppm
0520 0033










