Output Sockets; Rear Panel; Operation; Overview - Amersham Pharmacia Biotech EPS 3501 XL Manual Del Usuario

EPS 3501 XL - User Manual

4.1.3 Output sockets

There are two sets of output sockets to allow two electrophoresis units to be connected and run at the
same time, see Fig. 1 inside front cover. The voltage output is 0–3500 V. The negative output socket
gives between 0 and –1750 V and the positive gives between 0 and +1750 V.

4.2 Rear panel

The rear panel is shown in Fig. 2, see inside front cover. On the rear panel there is:
1. A mains switch. Press in I to switch on the power to the power supply. Press O to switch off the
power.
2. A socket for the mains cable.
3. A switch for voltage range. The left position corresponds to 100–120 V and the right to 220–240 V.
4. Fan vents.

5. Operation

5.1 Overview

The operation of the EPS 3501 XL is described in the following sequence.
1. Programming or editing a method.
2. Editing a method.
3. Running a method.
Programming and running are discussed in more detail in the following two sections.
Blinking characters are shown as bold characters.

5.2 Programming a method

Figure 3 summarizes this operation.
Start position
When the power supply is switched on, the display shows the start position in SET mode. The previous
program set is shown and that program number is blinking.
If the power supply is switched on for the first time or if the program has been cleared, see section 5.5,
the default way of controlling is step ( ), the breakpoint parameter is time (h), the alarm is off and the
values are all zero.
SET:
0V
Choosing a program
Up to nine programs, each with up to nine phases, can be entered. Press SET ENTER to confirm the
program shown by the number on the display or use
ENTER.
6
1 1 0:00h
0mA 0W
/ keys to choose another. Confirm with SET