Electro-Chemical Devices (ECD) SMS22 - Manual (Page 21)

2 S-- 50.00 ppm
Cal 30.0mV/dec MENU SELECT ▼ (accept Calibration)
Slope has been set at 30.0 mV/decade
2 S-- 50.00 ppm
Cal 30.0 mV/dec CALIBRATE ▼ (return to Home Screen)
pH Calibration
Screen Displayed Button Pressed
Ch2 Buffer
Ch2 Setup
Ch2 Status
◄ CALIBRATE ► (enter the calibration menu by pressing
both ◄► simultaneously)
1 pH 7.00 pH
Cal .0 mV ◄ CALIBRATE ►(enter line, zero pt. Cal 1)
Sensor should be in a 7.0 pH solution.
1 pH 7.00 pH
Cal 0.2 mV MENU SELECT ▼ (accept Calibration when reading is
stable)
1 pH 7.00 pH
Cal 0.2 mV MENU SELECT ▼ (move to Cal line)
1 pH 7.00 pH
Cal 0.2 mV MENU SELECT ▼(move to Cal 2, Slope)
Remove and rinse sensor with distilled water
2 pH 10.00 pH
Cal 59.1 mV/pH ◄ CALIBRATE ► (enter Cal Line)
Place Sensor in a pH 10.00 solution
2 pH 10.00 pH
Cal 60.2 mV/pH Set the pH value using the CALIBRATE ◄ or ► to move
cursor. Use the ▲or▼ to adjust the integer value.
2 pH 10.00 pH
Cal 60.2 mV/pH MENU SELECT ▼ (accept Calibration)
2 pH 10.00 pH
Cal 60.2 mV/pH CALIBRATE ▼ (return to Home Screen)
3.3.4 Set-Up Menu
The Setup menu allows the various parameters to be configured for the user’s requirements. Each
Channel has a Set-Up Menu that includes the parameters associated with that specific Channel. The
Graphical Display, 4-20 mA Outputs Timers and Alarm Relays are all configured in the Setup Menu.
Set Up Channel 1 Menu
Screen Displayed Button Pressed
Ch1 Buffer
Ch1 Setup
Ch1 Status
◄ CALIBRATE ► (enter Set Up Menu)
Plot 4-20 1 Graphical Display
Sample .1 m
MENU SELECT ▼
(the “4-20 1” indicates the displayed value, variable)
Plot 4-20 1
Sample .1 m
MENU SELECT ▼
(the Sample time is 0.1 minutes, variable)
4mA1 .0 ppm OUTPUT SET-UP
20mA1 999.9 ppm
◄ CALIBRATE ► (enter 4mA line)
SMS-22 Page 12