Siemens SITRANS P ZD Series, Руководство по эксплуатации

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SITRANS P, ZD series
43 A5E00249308-01
Operating instructions Technical description
Figure 2 Function diagram
1.4 Operation
All functions are selected via the M mode button as indicated in the following table.
Pressing the M button causes the current mode to be displayed in the bottom left cor-
ner of the display. Each further press of this button increments the mode by one (ex-
cept in the case of maintenance and servicing). The
↑
button and the
↓
button are
used for changing the parameters, the current value or the physical unit and display-
ing this. The unit returns to 'Measured value' function if you go past Mode 11 with the
M button or no input has been made for two minutes. The values set are saved to
memory.
600.00
U
ref
P
A/D
D/A
EEPROM
+
-
LCD
Red LED Green LED
µC
U
K
U
A
U I
EMC
4 ... 20 mA
U
H
, I
A
mbar
3 keys Configuring of parameters
A/D Analog-to-digital converter
D/A Digital-to-analog converter
EEPROM Memory for all parameters
EMC Output stage with protective components
I
A
Output current
U
ref
Reference voltage
LCD Display of measured values with dimensions
Green LED Display of normal mode
Red LED Display of error messages or limit violation
P Ceramic measuring cell
U
H
Power supply
µC Microcontroller for computing functions and monitoring
3 keys