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MQTT Input Registers

Address

PLC Address

Register TypeRegister DescriptionNotes
030001Unsigned intTranslator statusSee the Enumerated Fields tab for a list of values.
130002
230003Unsigned intTranslator version

Firmware version (Major.Minor.Build) of the Translator, converted using:

Version = Major * 2²⁴ + Minor * 2¹⁶ + Build. For example, v1.2.3 → 16908291.

330004
430005Unsigned intEXO error code

Most recent error code reported by EXO.

Will read as 0 if no errors have been reported.

530006
630007Reserved for future usePlaceholder for future data fields if needed. Will always read as 0.
730008
830009Unsigned intEXO status timestamp

Timestamp of most recent $EXO message. Upper 15 bits are days since 2010-01-01, lower 17 bits are seconds since 00:00:00 UTC.

930010
1030011Unsigned intEXO unit ID

Device ID of the EXO.

10-digit number beginning with 358.

1130012
1230013Unsigned intEXO battery level

Battery level in percent from 0 to 100.

A value of 255 means the battery level is unknown.

1330014
1430015Unsigned intEXO charging status1 if the EXO is charging, 0 otherwise.
1530016
1630017Signed intGPS latitude

Last known latitude in (degrees × 10⁷).

A value of 0x7FFFFFFF indicates unknown location.

1730018
1830019Signed intGPS longitude

Last known longitude in (degrees × 10⁷).

A value of 0x7FFFFFFF indicates unknown location.

1930020
2030021Signed intGPS altitude

Last known altitude above main sea level, in meters.

A value of 0x7FFFFFFF indicates unknown location.

2130022
2230023Unsigned intGPS beacon ID

Device ID of the last registered Blackline GPS beacon.

10-digit number beginning with 1370 or 1371.

2330024
2430025Unsigned intNetwork signal strengthNetwork RSSI normalized to a value from 0 to 10.
2530026
2630027Unsigned intEXO alarm statusSee the MQTT Enumerated Fields tables for a list of values.
2730028
2830029Reserved for future usePlaceholder for future data fields if needed. Will always read as 0.
2930030
3030031Reserved for future usePlaceholder for future data fields if needed. Will always read as 0.
3130032
3230033Unsigned intEXO measurement timestamp

Timestamp of most recent $GAS message. Upper 15 bits are days

since 2010-01-01, lower 17 bits are seconds since 00:00:00 UTC.

3330034
3430035Floating pointTemperatureSensor temperature in °C.
3530036
3630037Floating pointPressureSensor pressure in hPa.
3730038
3830039Floating pointHumiditySensor humidity in %.
3930040
4030041Signed intNext bump due

Number of days until the next bump test.

Negative values indicate the test is overdue.

4130042
4230043Unsigned intPump active inlet

The numbered pump inlet that is active.

A value of 0 indicates diffusion, and 5 indicates purging.

4330044
4430045Floating pointPump flow rateThe flow rate of the pump.
4530046
4630047Reserved for future usePlaceholder for future data fields if needed. Will always read as 0.
4730048
4830049Reserved for future usePlaceholder for future data fields if needed. Will always read as 0.
4930050
5030051Unsigned int

Gas sensor 1:

status

See the MQTT Enumerated Fields tables for a list of values.
5130052
5230053Unsigned int

Gas sensor 1:

type

See the MQTT Enumerated Fields tables for a list of values.
5330054
5430055Floating point

Gas sensor 1:

reading

Gas reading, with units noted in the following register.
5530056
5630057Unsigned int

Gas sensor 1:

units

See the MQTT Enumerated Fields tables for a list of values.
5730058
5830059Signed int

Gas sensor 1:

next calibration due

Number of days until the next calibration for this sensor.

Negative values indicate the calibration is overdue.

5930060
6030061Unsigned int

Gas sensor 2:

status

See the MQTT Enumerated Fields tables for a list of values.
6130062
6230063Unsigned int

Gas sensor 2:

type

See the MQTT Enumerated Fields tables for a list of values.
6330064
6430065Floating point

Gas sensor 2:

reading

Gas reading, with units noted in the following register.
6530066
6630067Unsigned int

Gas sensor 2:

units

See the MQTT Enumerated Fields tables for a list of values.
6730068
6830069Signed int

Gas sensor 2:

next calibration due

Number of days until the next calibration for this sensor. Negative values indicate the calibration is overdue.
6930070
7030071Unsigned int

Gas sensor 3:

status

See the MQTT Enumerated Fields tables for a list of values.
7130072
7230073Unsigned int

Gas sensor 3:

type

See the MQTT Enumerated Fields tables for a list of values.
7330074
7430075Floating point

Gas sensor 3:

reading

Gas reading, with units noted in the following register.
7530076
7630077Unsigned int

Gas sensor 3:

units

See the MQTT Enumerated Fields tables for a list of values.
7730078
7830079Signed int

Gas sensor 3:

next calibration due

Number of days until the next calibration for this sensor.

Negative values indicate the calibration is overdue.

7930080
8030081Unsigned int

Gas sensor 4:

status

See the MQTT Enumerated Fields tables for a list of values.
8130082
8230083Unsigned int

Gas sensor 4:

type

See the MQTT Enumerated Fields tables for a list of values.
8330084
8430085Floating point

Gas sensor 4:

reading

Gas reading, with units noted in the following register.
8530086
8630087Unsigned int

Gas sensor 4:

units

See the MQTT Enumerated Fields tables for a list of values.
8730088
8830089Signed int

Gas sensor 4:

next calibration due

Number of days until the next calibration for this sensor.

Negative values indicate the calibration is overdue.

8930090
9030091Unsigned int

Gas sensor 5:

status

See the MQTT Enumerated Fields tables for a list of values.
9130092
9230093Unsigned int

Gas sensor 5:

type

See the MQTT Enumerated Fields tables for a list of values.
9330094
9430095Floating point

Gas sensor 5:

reading

Gas reading, with units noted in the following register.
9530096
9630097Unsigned int

Gas sensor 5:

units

See the MQTT Enumerated Fields tables for a list of values.
9730098
9830099Signed int

Gas sensor 5:

next calibration due

Number of days until the next calibration for this sensor.

Negative values indicate the calibration is overdue.

9930100