1620A "DewK" Thermo-Hygrometer
Getting Started Guide
ENTER/MENU - This button is used to select a menu item, to accept a choice, or save changes
to a parameter.
EXIT - This button is used to return from a menu or window or cancel changes to a parameter.
Pressing the Exit button for a second or so returns from most any menu, menu function, or
window back to the main screen.
ud - These buttons are used to move among menu items or parameters. When editing some
numeric or alpha-numeric parameters, these buttons are used to change a digit or character.
lr - These buttons are used to change a value or option when editing a parameter. When edit-
ing some numeric or alpha-numeric parameters, these buttons are used to move among digits or
characters.
Top Panel
The top panel contains the port for attaching the sensor for Channel 1. An optional extension
cable may be used to allow the sensor to be placed in a remote location.
Figure . Top Panel
Right Side Panel
The right side panel contains the port for attaching the sensor for Channel 2. An optional exten-
sion cable may be used to allow the sensor to be placed in a remote location.
Left Side Panel
The left side panel consists of, from top to bottom, the RS-232 port, Ethernet LAN port, alarm
port, and DC power socket.
RS-232 Port - The RS-232 port can be used to connect the instrument to a computer and re-
motely control and retrieve data from the instrument using a serial RS-232 interface. The jack
accepts a 3.5 mm miniature stereo plug.
LAN Port - This RJ45 socket allows the instrument to be connected to an Ethernet IP com-
puter network to remotely control and retrieve data from the instrument. The port has two LED
indicators. The bottom LED indicates link state: off for no connection, amber for 10 Mbps,
and green for 100 Mbps. The top LED indicates link activity: off for no activity, amber for half
duplex, and green for full duplex.
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