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

A value of 1 is returned if serial port echo (duplex) is ON. A value of 0 is re
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turned if serial port echo (duplex) is OFF.
8.2.8.17 SYSTem:COMMunicate:SERial:FDUPlex <bool>
Sets the serial port echo (duplex) setting.
Example: SYST:COMM:SER:FDUP 1
The <bool> parameter turns serial port echo (duplex) mode on (1 or ON) or off
(0 or OFF). A baud rade of 57600 suspends echo (full duplex).
8.2.8.18 SYSTem:COMMunicate:SERial:FEED?
Returns the state of the serial port auto printing.
Example: SYST:COMM:SER:FEED?
Response: 0
A value of 1 is returned if serial port auto printing is enabled. A value of 0 if
returned is serial port auto printing is disabled.
8.2.8.19 SYSTem:COMMunicate:SERial:FEED <bool>
Sets the state of the serial port auto printing.
Example: SYST:COMM:SER:FEED 1
The <bool> parameter turns serial port auto printing on (1 or ON) or off (0 or
OFF). The *RST command sets the serial port auto printing to OFF.
8.2.8.20 SYSTem:COMMunicate:SERial:LINefeed?
Returns the state of the serial port linefeed setting.
Example: SYST:COMM:SER:LIN?
Response: 1
A value of 1 is returned if the serial port linefeed is enabled. A value of 0 is re
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turned if serial port linefeed is disabled.
8.2.8.21 SYSTem:COMMunicate:SERial:LINefeed <bool>
Sets the state of the serial port linefeed setting.
Example: SYST:COMM:SER:LIN 1
The <bool> parameter turns serial port linefeed on (1 or ON) or off (0 or OFF).
8.2.8.22 SYSTem:COMMunicate:SERial:TIMe? [MIN|MAX|DEF]
Returns the serial port auto printing period in seconds.
Example: SYST:COMM:SER:TIM?
1620A “DewK” Thermo-hygrometer
User’s Guide
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