Sqc Activation - RADWAG UYA 4Y.PLUS Ultra-Microbalances Manuel De L'utilisateur

measurement) or automatically (automatically carried out record of stable measurements).
The balances feature module for statistical control processes. It is supported by a database
containing list of products with error values (<T4->; <T3->; <T2->; <T1->; <T1+>; <T2+>; <T3+>;
<T4+>.
The control process is initiated automatically and completed on controlling a required quantity of
samples. As a user you define how many samples are to be controlled, to do it go to SQC settings.
After completed control process, a final report can be generated and/or printed. Data on a control is
also automatically saved to the Database of SQC Reports.
Control process:
•
operator selection,
•
product selection,
•
control start,
•
acquiring weighing records,
•
control finish (carried out automatically when predefined number of samples is weighed - batch),
•
control report print.

26.1. SQC Activation

In order to activate SQC mode you ned to be assigned with permission level required for carrying out
control process.
Caution!
Starting a control requires <Operator> permissions level at least. If a logged user or an anonymous user'
permissions level is <Guest> then on control start, message <Unauthorized access> is displayed.
For information on logging procedure read section 8 of this user manual, for information on how to grant
permissions levels read section 12 of this user manual.
1. Log in.
2. Set < SQC>
3. Select a product that is to be controlled (press <
correctly entered control data.
List of data to be entered prior control start
Mass
Tare
SQC
Thresholds mode
Thresholds'
value
Batch quantity
[T4-] error value
[T3-] error value
mode parameters.
Product nominal mass
Packaging mass in adjustment unit
Declaring whether thresholds values are to be entered in
[g], or in percent of the product nominal mass.
Declaring which value, nominal or average, is to be the
reference
basis for calculation of thresholds by declared error
values.
Declaring quantity of controlled batch.
Max permissible negative T4 error value with nominal
weight value as point of reference.
Max permissible negative T3 error value with nominal
weight value as point of reference.
For detailed information
> button), mind to select a product with
- 117 -
read section 26.2.