Vaisala HUMICAP MMT310 Instrukcja Obsługi Strona 35

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33
Technical data
Ref. B210839EN-A ©Vaisala 2009
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.
For more information, visit
www.vaisala.com or contact
us at sales@vaisala.com
60 series: 2-wire, 4 to 20 mA output
Duct mount RH only HMD60U
RH & T HMD60Y
T only HMD60T
70 series: 3-wire, variable voltage output
Duct mount RH only HMD70U
RH & T HMD70Y
T only HMD70T
General - 70 series
Supply voltage range depends on the selected output signal
DC AC
0 ... 1V 10 ... 35 V 9 ... 24 V
0 ... 5 V 14 ... 35 V 12 ... 24 V
0 ... 10 V 19 ... 35 V 16 ... 24 V
WITH OPTIONAL CURRENT MODULE
0 ... 20 mA (RL = 0 ohm) 10 ... 35 V 11 ... 24 V
**0 ... 20 mA (RL = 500 ohm) 20 ... 35 V 17 ... 24 V
Power consumption @ 24 VAC
HMD70U 10 mA typical
HMD70Y 12 mA typical
Temperature (Y and T models)
Linearity better than 0.1 °C
Sensor Pt 1000 IEC 751 class B
Measurement range -20 ... +80 °C (-4 ... 176 °F) **
Accuracy
** Optional temperature scales are available on request.
General - 60 series
Supply voltage 10 ... 35 VDC (RL = 0 ohm)
20 ... 35 VDC (RL = 500 ohm)
Output signal 4 ... 20 mA
General
Operating temperature range
electronics -5 ... +55 °C (+23 ... +131 °F)
probe -20 ... +80 °C (-4 ... +176 °F)
Storage temperature range -40 ... +80 °C (-40 ... +176 °F)
Maximum fl ow speed 50 m/s
Current module part no. 18945 HM
Housing
probe stainless steel
electronics cast aluminum
Connections screw terminals 0.5 ... 1.5 mm
2
Sensor protection
standard membrane lter (part no. DRW010525)
optional stainless steel sintered fi lter (part no. HM46670SP)
Cable thread-through
bushing for 7 ... 10 mm (PG9)
cable housing IP65 (NEMA 4) part no. 18941HM
armoured cable glands part no. 10528HM
(must be ordered separately)
Complies with EMC standard EN61326 and EN55022
Relative humidity
Measurement range
duct mount 0 ... 100 %RH*
Accuracy at +20 °C
Temperature dependence
Response time at +20 °C (+68 °F),
90% response 15 s (with membrane fi lter)
Stability
+ 2 %RH / 2 years
Sensor HUMICAP
®
180
10 4020 605030 8070 %RH
%RH
3
2
1
0
-1
-2
-3
0 90 100
-20 200
2.0
1.5
1.0
0.5
0
-0.5
-1.0
-1.5
-2.0
8040 60 °
C
10-10 30 50 70
%RH
-20 °C, + 1,5 %
+80 °C, + 1,3 %
-10
0.8
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
•C
0-20 10 20 30 40 50 60 70 80 •C
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