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ATECHNO EMBEDDED SOLUTION 7-in-1 Soil Integrated RS485 Sensor OS v4.2.8
ARDUINO UNO + MAX485 NODE #01 (SECTOR 7B - 36.7783° N, 119.4179° W)
SENSOR: 7-IN-1 RS485 PROBE
00:00:00 UTC
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ATECHNO EMBEDDED SOLUTION
7-IN-1 SOIL INTEGRATED RS485 SENSOR HANDSHAKE
7-IN-1 RS485

INITIALIZING MODBUS RS485 TELEMETRY

Booting Arduino UNO ATMega328P @ 16MHz...

0% MODBUS RTU: 9600 Baud 8N1
NPK ARRAY (N-P-K) POLLING...
SOIL pH & EC WAITING
TEMP & MOISTURE WAITING
ARDUINO_UNO_SERIAL_MONITOR.LOG (COM4 @ 9600 BAUD)
HTTP 504 // MODBUS RTU SENSOR TIMEOUT

7-IN-1 SOIL INTEGRATED SENSOR UNRESPONSIVE

Arduino UNO MAX485 interface failed to receive acknowledgment from 7-in-1 Soil Sensor (Slave Address 0x01) across 5 Stainless Steel Electrodes. 12-24V DC Rail voltage collapse or RS-485 line disconnection.

HARDWARE:7-in-1 RS485 Sensor (5-Probe)
HOST MCU:Arduino UNO + MAX485
POWER RAIL:2.84V DC (REQ: 12V-24V)
7 in 1 Soil Integrated Sensor with 5 Anti-Corrosion Stainless Steel Electrodes
HARDWARE SPECIFICATION

ATECHNO 7-in-1 Integrated Soil Sensor Array

Heavy-duty industrial soil sensor featuring 5 anti-corrosion stainless steel needle electrodes, flame-retardant epoxy vacuum sealing, and 2m waterproof cable.

Operating Voltage:12V – 24V DC
Communication:RS-485 Modbus RTU
Baud Rate:9600 8N1 (Addr 0x01)
Probe Material:316 Stainless Steel (5-Pin)
Sealing:IP68 Flame-Retardant Epoxy
Cable Wiring:VCC(12-24V) | GND | A+ | B-
1. SOIL MOISTURE / HUMIDITY
NO SIGNAL
--.- % RH / VWC
0x0001 TIMEOUT
7-in-1 Probe Pin #1 ERR_NO_ACK
2. SOIL TEMPERATURE
DISCONNECTED
--.- °C
0x0002 OPEN
7-in-1 Probe Pin #2 ERR_PT100_OPEN
3. SOIL pH BALANCE
UNCALIBRATED
0.00 pH
0x0003 FAULT
7-in-1 Probe Pin #3 ERR_ELECTRODE
4. ELECTRICAL CONDUCTIVITY
OFFLINE
0 µS/cm
0x0004 ZERO
7-in-1 Probe Pin #4 ERR_EC_BRIDGE
5. NITROGEN (N)
ERR
--- mg/kg
0x0005 FAIL
Modbus Reg 0x0004 NO DATA
6. PHOSPHORUS (P)
ERR
--- mg/kg
0x0006 FAIL
Modbus Reg 0x0005 NO DATA
7. POTASSIUM (K)
ERR
--- mg/kg
0x0007 FAIL
Modbus Reg 0x0006 NO DATA

ARDUINO MAX485 MODBUS RTU LOGS

ARDUINO RECOVERY ACTIONS

Verify 12-24V DC power rail wiring, check MAX485 DI/DE/RE/RO jumper pins, or dump Modbus RTU byte stream.

ATECHNO EMBEDDED SOLUTIONS HARDWARE SUPPORT
Sensor Helpdesk: support@atechno.io | Tel: 1-800-ATECHNO
Auto Dispatch Ticket: #TK-7IN1-ARDUINO-99201