Operation - Hach SD900 Basic User Manual

Figure 11 Controller keypad
1 POWER
2 VOLUME CALIBRATION
3 STOP
4 LED

Operation

Configure the system settings
1. Push MENU.
2. Go to SYSTEM SETUP.
3. Change the applicable options.
Option
Time/date setup
Communication
Setup base
Language
Liq sensor cal
Set contrast
Pump duty cycle
Password setup
5 MENU
6 ENTER
7 BACK
8 ARROW KEYS
Description
Set the time (24-hour format) and date.
Select the baud rate (19200, 38400, 57600 or 115200) and protocol (Modbus RTU or
ASCII) for the serial port.
Select the sampler base (All weather refrigerated, refrigerated, portable standard or
portable compact).
Select the language of the controller.
Calibrate the liquid sensor or set to default.
Adjust the contrast of the LCD screen.
Change the pump duty cycle. Range: 50% to 100% (default: 100%).
Set up a password to control access to the program setup and the system setup menus.
Select ENABLE>YES to set a new password or ENABLE>NO to activate the current
password. If the password is set for the first time, use 900900 as the current password.
9 STATUS
10 RUN/HALT PROGRAM
11 MANUAL OPERATION
English 17