Yokogawa DO202 2-Wire Dissolved Oxygen Analyzer - Manual (Page 67)

Profibus 4-9
4-4-3. Transducer block parameters
4-4-3-1. Transducer block parameters PH202
Parameter default Alternatives Unit r/W Slot, Index data Type
(byte,bit) (bytes)
Primary value Type 111(pH) R 4, 27 unsigned16 (2)
Measured Value pH R 4, 28 DS-33 (5)
Status R 4, 28 DS-33 (5)
Sensor type pH pH/ORP sensor(160) pH/ORP sensor(160) R 4, 30 unsigned16 (2)
Sensor mV mV R 4, 31 float (4)
Secondary value Parameters
Value ºC R 4, 42 DS-33 (5)
Status R 4, 42 DS-33 (5)
Secondary value unit ˚C ˚F R/W 4, 43 unsigned16 (2)
Sensor temp comp Automatic(2) Off(0), Manual(1) R/W 4, 44 unsigned8 (1)
Sensor temp man value ºC R/W 4, 45 float (4)
Temperature sensor Pt1000(148) Pt100(128), 5k1(150), 3kBalco(145), R/W 4, 46 unsigned16 (2)
8k55(151), 350(153), PTC10k(158),
6k8(157)
Temp. connection type 1 R 4, 47 unsigned8 (1)
Process compensation Disabled(0) Enabled(1) R/W 4, 167(1.0) unsigned32 (4)
Temperature Coefficient mV/
10ºC R/W 4, 159 float (4)
Tertiary value Parameters
Tertiary value type None(1) ORP(2), rH(3) R 4, 48 unsigned16 (2)
Value mV R 4, 49 DS-33 (5)
Status R 4, 49 DS-33 (5)
Calibration Parameters
Calibration High pH R/W 4, 32 float (4)
Calibration Low pH R/W 4, 33 float (4)
Cal min span pH R 4, 34 float (4)
Slope check Enabled(1) Disabled(0) R/W 4, 167(1.1) unsigned32 (4)
Slope % R/W 4, 35 float (4)
Slope unit %(1342) %(1342) R 4, 36 unsigned16 (2)
Zero check Enabled(1) Disabled(0) R/W 4, 167(1.0) unsigned32 (4)
Zero mV R/W 4, 37 float (4)
Zero unit mV(1243) pH(1422) R/W 4, 38 unsigned16 (2)
Isopotential pH pH R/W 4, 39 float (4)
Tertiary zero mV R/W 4, 51 float (4)
Calibration method not calibrated(0) one point(107), two point(108), other(255) R/W 4, 40 unsigned8 (1)
Date of Calibration R 4, 41 DS-21
Stable Time 5.0 sec S R/W 4, 97 float (4)
Stable Value 0.02pH pH R/W 4, 98 float(4)
diagnostic Settings
Glass impedance ohm R 4, 52 float (4)
Glass impedance Lo Lim ohm R/W 4, 101 float (4)
Glass impedance Hi Lim ohm R/W 4, 102 float (4)
Glass impedance check Enabled(1) Disabled(0) R/W 4, 167(2.2) unsigned32 (4)
Glass impedance circuit High(1) Low(0) R/W 4, 167(2.0) unsigned32 (4)
Glass impedance comp. Enabled(1) Disabled(0) R/W 4, 167(2.1) unsigned32 (4)
Glass impedance exceeds
low limit (E4.1) Hard fail(1) Soft fail(0) R/W 4, 166(2.2) unsigned32 (4)
Glass impedance exceeds
high limit (E5.1) Hard fail(1) Soft fail(0) R/W 4, 166(2.3) unsigned32 (4)
Reference impedance ohm R 4, 53 float (4)
Reference impedance
low limit ohm R/W 4, 103 float (4)
Reference impedance
high limit ohm R/W 4, 104 float (4)
Reference impedance check Enabled(1) Disabled(0) R/W 4, 167(2.5) unsigned32 (4)
IM 12A00A01-61E