Instructions
Table Of Contents
- 1620A “DewK” Thermo-Hygrometer
- 1 Before You Start
- 2 Introduction
- 3 Specifications and EnvironmentalConditions
- 4 Quick Start
- 5 Parts and Controls
- 6 General Operation
- 7 Menu Functions
- 8 Digital Communications Interface
- 9 Calibration Procedure
- 10 Maintenance
- 11 Troubleshooting
- Index

The functions that appear in this menu are RECORD SETTING, DATA VIEW,
DATA PRINT, DATA STORAGE, and DATA CLEAR.
Use the ud buttons to select the menu. Press the Enter button to select the
menu. Press the Exit button to cancel any changes and exit to the menu.
7.3.1.1 Record Setting
The RECORD SETTING function allows you to select what is to be recorded
and how often the recording occurs. This may be password-protected (see Sec-
tion 7.5.4, Password). The temperature and humidity from each channel can be
recorded and the recording period is selectable.
To record the temperature on sensor channel 1, set REC 1/T to ON.
To record the humidity on sensor channel 1, set REC 1/H to ON.
To record the temperature on sensor channel 2, set REC 2/T to ON.
To record the humidity on sensor channel 2, set REC 2/H to ON.
The REC PER recording period is set by selecting 1, 2, 5, 10, 15, or 30 sec
-
onds, 1, 2, 5, 10, 20, or 30 minutes, or 1 hour for the REC PER.
Note: It is recommended that REC PER be set to 5 minutes or more; oth
-
erwise, the memory may fill up quickly and redrawing graphs may be slow.
Also note that graphs can only be redrawn if the measurement for the
channel is being recorded, as the graph data is obtained from recorded
data. The recording period affects the observable time resolution of
graphs.
1620A “DewK” Thermo-hygrometer
User’s Guide
40
Figure 21 Data Record










