DTM
DTM K01/0117 page 7
8. Operation
The various functions and parameters are distributed over three (3) levels.
LEVEL 0- operator level
This level is accessible to anyone (without a password).
It will be possible to set the following functions if they are enabled.
Zero balance of the display unit (inPUt ¯ S-ZEro),
Servicing (SErVicE), always enabled:
View serial number (SErVicE ¯ n),
Enter master password to view passwords,
(SErVicE MAStr) (see 10.3),
Limit contacts (option) (rELAiS 1-4) :
Switching points (rELAiS 1-4 SPt1-4),
Switching point hysteresis (rELAiS 1-4 HyS1-4),
Switching point lag time (rELAiS 1-4 dEL1-4),
Additional functions (option):
Scaling of analogue output (outZP),
Scaling of display unit (diSPLAY),
Setting the peak memory (Pdu),
Setting the relay rotation (rotAtE),
Setting the RS 232 interface (S232).
All the menu items of LEVEL 1 and LEVEL 2 (except for the servicing menu item)
may be enabled or blocked respectively for LEVEL 0.
LEVEL 1- master level
Access to this level is via password. All the functions of level 1 (for level 0) can be
enabled or blocked respectively on this level. Settings of LEVEL O may also be
made on LEVEL 1 (if LEVEL 0 is blocked, for example).
Additionally, the following functions are available:
Servicing (SErVicE):
Displaying the dialogue display in operating mode (SErVicE SEE-Lcd),
Changing the password for LEVEL 1 (SErVicE PS-1).
LEVEL 2- additional function level
Access to this level is via LEVEL 1 after entering a password.
All additional functions available as options may be blocked or enabled
respectively on this level. Settings for additional functions may also be made on
LEVEL 2 (if LEVEL 0 is blocked, for example).
In addition, the following function is available:
Servicing (SErVicE):
Changing the password for LEVEL 2 (SErVicE PS-2).