
126
Mechanics
Cable bushing M20 x 1.5 for cable diameter
8 ... 11 mm/0.31 ... 0.43"
Conduit fi tting 1/2" NPT
User cable connector (optional) M12 series 8-pin (male)
option 1 female plug with 5 m (16.4 ft) black cable
option 2 female plug with screw terminals
Probe cable diameter
PTU303 6.0 mm
other probes 5.5 mm
Housing material G-AlSi 10 Mg (DIN 1725)
Housing classifi cation IP 65 (NEMA 4)
Weight
depending on selected probe 1.5 ... 2.0 Kg
Recommended wire size 0.5 mm
2
(AWG 20) stranded wires
Digital outputs RS-232, RS-485 (optional)
Service connection RS-232, USB
Relay outputs (optional) 0.5 A, 250 VAC
Ethernet interface (optional)
Supported standards 10/100Base-T
Connector RJ45
Protocols Telnet
Software support Vaisala MI70 link
WLAN interface (optional)
Supported standards 802.11b
Antenna connector type RP-SMA
Protocols Telnet
Security WEP 64/128,WPA
Software support Vaisala MI70 link
Authentication / Encryption (WLAN)
Open / no encryption
Open / WEP
WPA Pre shared key / TKIP
WPA Pre shared key / CCMP (a.k.a. WPA2)
Optional data logger with real-time clock
Logged parameters max. three with trend/min/max values
Logging interval 10 sec (fi xed)
Max. logging period 4 years 5 months
Logged points 13.7 million points per parameter
Battery lifetime min. 5 years
Display LCD with backlight, graphic trend display
of any parameter
Menu languages English, Finnish, French, German, Japanese,
Chinese, Spanish, Swedish, Russian
Analog outputs (optional)
current output 0 ... 20 mA, 4 ... 20 mA
voltage output 0 ... 1 V, 0 ... 5 V, 0 ... 10 V
Humidity and temperature
accuracy at +20 °C ±0.05% full scale
temperature dependence ±0.005%/°C full scale
Pressure 500 ... 1100 hPa 50 ... 1100 hPa
accuracy at +20 °C ±0.30 hPa ±0.40 hPa
accuracy at -40 ... +60 °C ±0.60 hPa ±0.75 hPa
Accessories
PC software and cable 215005
USB-RJ45 Serial Connection Cable 219685
Connection cable for HM70 211339
Wall mounting plate (plastic) 214829
Pole installation kit 215108
Rain shield 215109
DIN rail installation set 211477
Duct installation kit, PTU303/307 210697
Cable gland and AGRO, PTU303/307 HMP247CG
Solar radiation shield, PTU303/307/30T DTR502B
Meteorological installation kit HMT330MIK
Duct installation kit (T probe) 215003
169 (6.65)
Ø 7 (0.28)
183 (7.20)
116 (4.57)
96 (3.78)
71 (2.80)
77 (3.03)
Dimensions
Dimensions in mm (inches)
BAROCAP
®
and HUMICAP
®
are registered
trademarks of Vaisala.
For more information, visit
www.vaisala.com or contact
us at sales@vaisala.com
TYPE APPROVED PRODUCT
CERTIFICATE NO.: A-11440
Ref. B210954EN-A ©Vaisala 2010
This material is subject to copyright protection, with all
copyrights retained by Vaisala and its individual partners. All
rights reserved. Any logos and/or product names are trademarks
of Vaisala or its individual partners. The reproduction, transfer,
distribution or storage of information contained in this brochure
in any form without the prior written consent of Vaisala is strictly
prohibited. All specifi cations — technical included — are subject
to change without notice.
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