Baseline status codes

Updated August 23, 2022 1 min read

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Baseline Status codes

Use this guide to help identify baseline status codes for potential errors.

1.1      Status Codes – Remote Units

1.1.1      Definition

HEX

DEC

Code

Description

0x01

001

Success/OK

Success

0x40

064

Over Current

Valve current limit exceeded:     less than ‘50’ count for ~100 ms.

0x41

065

Short Circuit

Valve current limit exceeded:     less than ‘50’ count in 2 ms.

0x42

066

Open circuit

No measurable valve current:     greater than ‘220’ in 2 ms.

0x43

067

I2C Error

Communication error with I2C device (EEPROM, …)

0x44

068

Illegal Command

Unknown command.

0x45

069

Command Rejected

Unable to do command (attempted to write to EEPROM without an unlock first).

0x46

070

Partial Reading

A read water rate command returned with a fractional minute reading (powered up less than one minute).

0x47

071

Framing Error

Remote unit incoming packet has bad preamble (frame error)

0x48

072

Limit Exceeded

Returned when the water flow rate limit is exceeded.

0x49

073

Ports Exceeded

Attempting to actuate too many valve ports on a multi-valve decoder.

0x4A

074

Low Startup Voltage

The valve actuate voltage during step 1 of a valve actuation has dropped to less than 12 volts.

0x4B

075

Data Ready

The remote device has data available that needs attention (pause button pressed, button control box keys, …).

0x4C

076

Below Lower Limit

Returned when the pressure has fallen below the lower limit.

0x4D

077

Data Overflow

A data sequence from a remote unit has overflowed…either numeric or data stream.

0x4E

078

No AC Voltage

The 24 VAC supply is not available on the 12-Valve AC Decoder.

0x80

 

ERR_TWIG

The radio TWIG has an error (Nelson)

Regarding TWIG - https://nelsonirrigation.com/products/twig-wireless-controls/twig-v-wireless-automation-system

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