Chapter 12 RS-232C Communication
12.4 List of Serial Command
F-52, 53, 54, 55 155
● Parameter common to the commands
Parameter Description
channel number 1: 1CH, 2: 2CH
ON, OFF 0: OFF, 1: ON
AutoHold condition 0: EXACT, 1: NORMAL, 2: BRIEF,
3: TIME(2 to 999 seconds), 4: OFF(Manual)
ion species
1: Na
+
, 2: K
+
, 3: NH
3
, 4: Ag
+
, 5: X
+
6: CN
-
, 7: Cl
-
, 8: I
-
, 9: Br
-
, 10: SCN
-
11: F
-
, 12: NO
-
, 13: X
-
, 14: Cu
2+
, 15: Cd
2+
16: Pb
2+
, 17: Ca
2+
, 18: X
2+
, 19: S
2-
, 20: X
2-
Temperature com-
pensation
0: Automatic (ATC), 1: Manual (MTC) 0.0 to 100.0 ℃
Conductivity temper-
ature coefficient
0: OFF, 1: ON, 2: PURE WATER
Electrode status 0: Good, 1: Electrode check, 2: Electrode NG,
3: No calibration data, 4: Good (0), 5: Good (1),
6: Good (2), 7: Electrode exchange preparation,
9: Abnormal temperature; Check pH meter
Time On setting: (yyyy) year (yy) month (yy) day (yy) hours (yy)
minutes
On request: (yyyy) year (yy) month (yy) day (yy) hours (yy)
minutes (yy) seconds
Measurement mode 1: pH, 2: Redox potential (abs.), 3: Redox potential (rela-
tive), 4: Ion calibration curve method
5: Ion known-amount addition method (1 pt),
6: Ion known-amount addition method (2 pt)
7: Ion sample addition method (1 pt),
8: Ion sample addition method (2 pt)
9: Conductivity, 10: Salinity, 11: Resistivity
Data unit Ion: 0: mol/L, 1: g/L
Conductivity: 0: S/cm, 1: S/m
Resistivity: 0: Ω・cm, 1: Ω・m
Auxiliary unit
0: none, 1: μ, 2: m, 3: k, 4: M