Allftek AF Series, User Manual

NOTE: ATTEMPTED REPAIR, MODIFICATIONS, OR TAMPERING BY UNAUTHORIZED PERSONNEL WILL 

VOID THE WARRANTY. 

6.3 

If the ERROR#2 shows on LCD 

If the ERROR#2 shows on LCD, the calibration data in the EEPROM has been erased. The power supply needs to be recalibrat-
ed. Please process the EEPROM reset procedure below and follow the calibration procedures in the manual and enter the cor-
rect calibration value, the ERROR#2 will disappear as well as the beep sound. 
EEPROM Reset Procedure for LPS 305: 
Press the -Iset(5) key and the +

▼

key simultaneously. 

6.4 Using the RS-232-C Serial Interface 

This section describes how hoe to set up the RS-232-C interface for remote control. 
The interface of LPS305 are designed in accordance with EIA (Electronic Industries Association) 
standard RS-232-C. Through its interface be LPS305TPT-3025 be remotely controlled and transmit its internal data to a hose 
computer. 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Command

Description

Example

VSET1

CH1 Voltage setup 

VSET1 5 

VSET2

CH2 Voltage setup 

VSET2 10 

ISET1

CH1 Current setup 

ISET1 1.5 

ISET2

CH2 Current setup 

ISET2 2.5 

VOUT1

CH1 Voltage Readback 

VOUT1 

VOUT2

CH2 Voltage Readback 

VOUT2 

IOUT1

CH1 Current Readback 

IOUT1 

IOUT2

CH2 Current Readback 

IOUT2 

OUT

0=+/- output off 

OUTO 

1=+/- output on 

OUT1 

TRACK

0= independent 

TRACK0 

1= tracking from ch1 

TRACK1 

2= tracking from ch2 

TRACK2 

STATUS

Working status(see note7) 

STATUS 

USER MAINTENANCE/SERVICE