37
Sensor Network Diagram
“Diagnostics / Module PHU / Sensor network
diagram”.
Tolerance limit violations can be seen at a
glance. Critical parameters (inner circle) are
flashing. Parameters displayed in gray have
been disabled during parameter setting or
do not apply to the currently selected sensor.
Sensoface is “sad” ...
The “Diagnostics / Module PHU / Sensor network diagram”
shows all current sensor parameters in a graphic diagram.
Sensor network diagram
Return
24.1°C
7.00 pH
2 - Zero point
1 - Slope
4 - Glass impedance
3 - Ref impedance
5 - Response time
7 - Calcheck
6 - Cal timer
Info
Parameter
Slope
Zero
Reference impedance
Glass impedance
Response time
Fine
Standard
Coarse
Calibration timer
Calcheck
Sensoface Criteria
Standard*
59.2
7.00
Rcal **
Rcal **
Critical range
< 53.3 or > 61
< 6.00 or > 8.00
< 0.6 Rcal or > 100 kΩ + 0.5 Rcal
< 0.3 Rcal or > 3.5 Rcal
120 sec
80 sec
60 sec
When 80 % expired
Difference meas. value / buffer > 3.2 pH
* Applies to standard electrodes with pH = 7.00
** Rcal is determined during calibration
Summary of Contents for Protos 3400
Page 12: ...12 ...
Page 160: ...160 ...
Page 177: ...177 Appendix Buffer Table Mettler Toledo ...
Page 179: ...179 Appendix Buffer Table DIN 19267 ...
Page 181: ...181 Appendix Buffer Table Techn Buffers to NIST ...
Page 182: ...182 Appendix Buffer Table Hamilton ...
Page 183: ...183 Appendix Buffer Table Kraft ...
Page 184: ...184 Appendix Buffer Table Hamilton A ...
Page 185: ...185 Appendix Buffer Table Hamilton B ...
Page 186: ...186 Appendix Buffer Table HACH ...
Page 206: ...206 Index ...
Page 207: ...207 Index ...