Flow Calibration; Calibrate Flow Zero; Calibrate Flow Span - Thermo Scientific 48i Instruction Manual

Flow Calibration

Calibrate Flow Zero

Calibrate Flow Span

Thermo Fisher Scientific
The Flow Calibration submenu is used to calibrate the flow sensor to zero,
span, or restore factory default values. The flow calibration screen is visible
only when the instrument is in service mode. For more information on the
service mode, see "Service
Note This adjustment should only be performed by an instrument service
technician. ▲
In the Main Menu, choose Service > Flow Calibration.
●
FLOW SENSOR CAL:
>ZERO
SPAN
SET DEFAULTS
RANGE AVG
The Calibrate Flow Zero screen calibrates the flow sensor at zero flow.
Note The pump must be disconnected before performing the zero
calibration.
▲
Note Wait at least 30 seconds for the reading to stabilize before saving the
value. ▲
In the Main Menu, choose Service > Flow Calibration > Zero.
●
CALIBRATE FLOW ZERO:
CURRENTLY:
SET TO:
DISCONNECT PUMP AND
SAVE CURRENT FLOW
RANGE AVG
The Calibrate Flow Span screen allows the user to view and set the flow
sensor calibration span point.
Mode" earlier in the chapter.
200
1.0000
DIAGS ALARM
0.000 L/min
0.000 L/min ?
DIAGS ALARM
Operation
Service Menu
Model 48i Instruction Manual 3-81