Michell Instruments Liquidew EExd, Руководство пользователя

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Liquidew EExd User’s Manual
54 97097 Issue 14.1, November 2019
APPENDIX E
E.4 Termination Resistor
A 120R termination resistor is provided on the instrument’s circuit board for systems
that require it. To connect the resistor, place the link provided across JMP2.
E.5 Register Map
The following tables describe the instrument registers with their address location,
Modbus function and the number format.
Address
dec
Address
hex
Function
Read/
Write
Default
Value
Register
Config-
uration
0 0000* Instrument Address R/W F
1 0001 Sensor 1 Humidity Value – Hi Word (dp/moisture) R L
2 0002 Sensor 1 Humidity Value – Lo Word (dp/moisture) R L
3 0003 Sensor 1 Ambient Temperature R H
4 0004 Status R D
5 0005 Sensor 2 Humidity Value – Hi Word (dp/moisture) R L
6 0006 Sensor 2 Humidity Value – Lo Word (dp/moisture) R L
7 0007 Time to next log Mins + Secs R I
8 0008 Sensor 2 Ambient Temperature R H
9 0009 Sensor 1 Flow Reading l/min R F
10 000A Sensor 2 Flow Reading l/min R F
11 000B Sensor 1 Humidity Setting (dp or moisture) R/W B
12 000C* mA1 output maximum value (sensor 1 humidity) R/W K
13 000D* mA1 output minimum value (sensor 1 humidity) R/W K
14 000E* mA2 output maximum value (sensor 1 temp) R/W M
15 000F* mA2 output minimum value (sensor 1 temp) R/W M
16 0010* Sensor 2 Humidity Setting (dp or moisture) R/W B
17 0011* mA3 output maximum value (sensor 2 humidity) R/W F
18 0012* mA3 output minimum value (sensor 2 humidity) R/W K
19 0013* Logging Interval R/W I
20 0014* mA4 output maximum value (sensor 2 temp) R/W M
21 0015* mA4 output minimum value (sensor 2 temp) R/W M
22 0016* Sensor 1 Alarm Set Point R/W K
23 0017* Sensor 2 Alarm Set Point R/W K
24 0018* RTC Year (val1) + Month (val2) R/W I
25 0019* RTC Date (val1) + Hours (val2) R/W I
26 001A* RTC Mins (val1) + Secs (val2) R/W I
27 001B* Sensor 1 Solute Ref Number R/W H
28 001C* Sensor 2 Solute Ref Number R/W H
29 001D Units/ Command R/W E
30 001E Water DP Sensor 1 – Batch Number R I
31 001F Water DP Sensor 1 – Serial Number R I
32 0020 Water DP Sensor 1 - Year R I
33 0021 Water DP Sensor 1 – Month and day R I
34 0022 Water DP Sensor 1– Hours Of Operation R F
35 0023 Error Indicator R C
36 0024 Not Used