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

8.2.10.6 SYSTem:PASSword:COMM?
Returns the state of communication settings front panel password protection. A
value of 1 indicates protection is enabled, 0 otherwise.
8.2.10.7 SYSTem:PASSword:COMM <bool>
Sets the state fo communication settings front panel password protection.
<Bool> 1 enables protection, 0 disables protection.
8.2.10.8 SYSTem:PASSword:NEW <pass>|DEF
Sets the current system password to a new password.
Example: SYST:PASS:NEW 1212
The <pass> parameter must be a 4-digit number (0000 to 9999). Specifying the
DEF parameter resets the password to the default password (1620). This com
-
mand is password protected.
Note: If the password is forgotten, the themo-hygrometer must be returned
to an Authorized Service Center to have the password restored.
8.2.10.9 SYSTem:PASSword:RECord?
Returns the state of data recording settings password-protection.
Example: SYST:PASS:REC?
Response: 0
A value of 1 is returned if data recording password settings are password-pro-
tected; otherwise a value of 0 is returned.
8.2.10.10 SYSTem:PASSword:RECord <bool>
Sets the state of data recording settings password-protection.
Example: SYST:PASS:REC 1
The <bool> parameter turns the data recording password-protecton on (1 or
ON) or off (0 or OFF). This command is password protected. Commands pro
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tected with this setting are: DATA:REC:CLE, DATA:REC:FEED:RHUM,
DATA:REC:FEED:TEMP, and DATA:REC:TIM.
8.2.10.11 SYSTem:PASSword:SENSor?
Returns the state of the sensor settings password-protection.
Example: SYST:PASS:SENS?
Response: 0
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8 Digital Communications Interface
Commands










