Matters needing attention and common fault diagnosis
6.4. 1
Precautions:
6.4. 1. 1
Microcomputer system must be connected to single-phase alternating current separately.
220v10% 500w
Power supply;
6.4. 1.2
The laboratory where the testing machine is placed must have a good grounding wire;
6.4. 1.3
The main shell of the testing machine must be reliably grounded;
6.4. 1.4
When using a computer
,
Please do not insert a floppy disk of unknown origin or unrelated to this machine.
Row reading and writing
(
Or copy
),
Prevent computer virus infection
,
Otherwise, the system will be down.
6.4. 1.5
Before you start, you must check your computer and host.
Electric cabinet connecting wire
,
plug
,
(power supply) socket
,
electric current
Whether the source plug is correct or not, when the computer exits, it should exit normally according to the rules of the operating system;
6.4. 1.6
During the test
,
In case of sudden power failure: ① First, unplug the main engine of the testing machine.
Line, turn off the power supply of the measurement and control box and computer; (2) for manual
/
Automatic test function tester, at this time.
Open the oil return valve and lower the cylinder. For automatic pressure testing machine, please wait for the power supply to return to normal.
Click the valve port reset button in the main interface.
Make the oil cylinder back;
(3) After the power supply returns to normal,
First, open the measurement and control box.
Turn on the power switch, then start the computer, enter the main interface of the control software, and click the valve port of the main interface to reset.
Until you hear the creaking sound,
For the full-automatic pressure testing machine, at this time, the oil cylinder slowly retreats,
When the cylinder returns completely.
Backward, connect the power cord of the main engine of the testing machine, start the oil pump and start the test;
6.4. 1.7
Before opening the shell of the test machine
,
First, turn off the main power switch;
6.4. 1.8