BG 5520 BEN / A (2018-10) IMG400.opi 57
6 Maintenance, Service
The IMG 400 does not require any special maintenance work.
For cleaning the outside of the device, a slightly moistened cloth will usually do. Do
not use any aggressive or abrasive cleaning agents.
Mains voltage.
Components inside of the IMG 400 are components to mains voltage. Touching
these parts cause a lethal electric shock.
Do not insert any objects through the louvers of the device. Protect the device from
liquids. Do not open the device.
After a vacuum gauge has been replaced by an identical vacuum gauge type, the
related operating hour counter must be reset to zero.
Proceed as follows for this:
Change to the Detail > Info menu.
Use the arrow buttons to select the OPTCnt submenu. Then press the Enter
button.
Use the arrow buttons to select the channel with the vacuum gauge whose
operating hours you want to reset to zero.
Press the Enter button:
• The labelling of the Enter button changes to «Reset».
Press the Reset button:
• The operating hour counter is reset to zero.
If your IMG 400 requires an updated firmware version, e.g. for using a new gauge
type, please contact your local Pfeiffer Vacuum service center.
The user parameter settings are no longer available after the firmware update.
They are reset to the default parameter settings. See section «Default Parame-
ters», 69.
Switch the IMG 400 off.
Connect the RS232 socket (→ pos. C, 14,) with a serial interface of the
PC (e.g. COM1) (→ Chapter 3.3.8 "RS232", 18).
The firmware for the IMG 400 is delivered as a setup file.
Execute the setup file at the PC by double-clicking it with the mouse.
6.1.2 Resetting the Operating
6.2 Program Transfer Mode
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