VP-4
CONTENTS
Contents
1
Introduction
1
1.1
Customer Support . . . . . . . . . . . . . . . . . . . .
1
1.2
Warranty . . . . . . . . . . . . . . . . . . . . . . . . .
1
1.3
Seller’s Liability . . . . . . . . . . . . . . . . . . . . . .
2
2
About VP-4
3
2.1
Specifications . . . . . . . . . . . . . . . . . . . . . . .
3
3
Theory
8
4
RH Sensor
10
4.1
RH Sensor Conditioning . . . . . . . . . . . . . . . . .
11
5
Connecting Sensors
12
5.1
Connecting to an Em50 Series Logger
. . . . . . . . .
12
5.2
Connecting to a Non-Decagon Logger
. . . . . . . . .
13
5.3
Pigtail End Wiring . . . . . . . . . . . . . . . . . . . .
13
6
Communication
15
6.1
Digital Communication for Data Logger . . . . . . . .
15
7
Installation
18
8
Troubleshooting
20
9
References
21
10 Declaration of Conformity
22
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