sanwizard
commented
3 years ago I am using a Heltec 200amp BMS, which has a tiny RS485 and CAN connector. What cables do you recommend to go from RS485 to USB on the Pi?
On Tue, Aug 17, 2021, 6:51 PM jeca32 @.***> wrote:
I followed your procedure but I must make several errors because it does not work.
I manage to extract the information from the BMS but the database remains empty can someone help me?
@.:~ $ jkbms -C /etc/jkbms/jkbms.conf Parameter Value Unit header 55aaeb90 record_type 02 record_counter 61 voltage_cell01 3.289 V voltage_cell02 3.291 V voltage_cell03 3.291 V voltage_cell04 3.291 V voltage_cell05 3.291 V voltage_cell06 3.291 V voltage_cell07 3.288 V voltage_cell08 3.282 V voltage_cell09 3.288 V voltage_cell10 3.291 V voltage_cell11 3.289 V voltage_cell12 3.286 V voltage_cell13 3.288 V voltage_cell14 3.288 V voltage_cell15 3.289 V voltage_cell16 3.283 V voltage_cell17 0.0 V voltage_cell18 0.0 V voltage_cell19 0.0 V voltage_cell20 0.0 V voltage_cell21 0.0 V voltage_cell22 0.0 V voltage_cell23 0.0 V voltage_cell24 0.0 V average_cell_voltage 3.289 V delta_cell_voltage 0.01 V current_balancer 1.793 resistance_cell01 0.12 Ohm resistance_cell02 0.122 Ohm resistance_cell03 0.124 Ohm resistance_cell04 0.121 Ohm resistance_cell05 0.123 Ohm resistance_cell06 0.122 Ohm resistance_cell07 0.121 Ohm resistance_cell08 0.12 Ohm resistance_cell09 0.119 Ohm resistance_cell10 0.119 Ohm resistance_cell11 0.12 Ohm resistance_cell12 0.119 Ohm resistance_cell13 0.118 Ohm resistance_cell14 0.12 Ohm resistance_cell15 0.12 Ohm resistance_cell16 0.118 Ohm resistance_cell17 0.0 Ohm resistance_cell18 0.0 Ohm resistance_cell19 0.0 Ohm resistance_cell20 0.0 Ohm resistance_cell21 0.0 Ohm resistance_cell22 0.0 Ohm resistance_cell23 0.0 Ohm resistance_cell24 0.0 Ohm battery_voltage 52.624 V battery_power 0.0 W charge_current 0.0 A battery_t1 24.1 °C battery_t2 23.7 °C mos_temp 25.4 °C percent_remain 69 capacity_remain 216.019 nominal_capacity 310.0 cycle_count 00000000 capacity_cycle 2.531 time 14D8H57M10S current_charge 0.004 current_discharge 0.0 @.:~ $
@.***:~ $ mosquitto_sub -h localhost -v -t "#" CellData/status/header/value 55aaeb90 CellData/status/record_type/value 02 CellData/status/record_counter/value 61 CellData/status/voltage_cell01/value 3.289 ....
@.***:~ $ sudo systemctl status telegraf ● telegraf.service - The plugin-driven server agent for reporting metrics into InfluxDB Loaded: loaded (/lib/systemd/system/telegraf.service; enabled; vendor preset: enabled) Active: active (running) since Sun 2021-08-15 18:52:45 CEST; 2 days ago Docs: https://github.com/influxdata/telegraf Main PID: 522 (telegraf) Tasks: 12 (limit: 3720) CGroup: /system.slice/telegraf.service └─522 /usr/bin/telegraf -config /etc/telegraf/telegraf.conf -config-directory /etc/telegraf/telegraf.d
août 17 23:27:37 raspberrypi telegraf[522]: 2021-08-17T21:27:37Z E! [inputs.mqtt_consumer] Error in plugin: metric parse error: expected tag at 1:5: "25.4" août 17 23:27:37 raspberrypi telegraf[522]: 2021-08-17T21:27:37Z E! [inputs.mqtt_consumer] Error in plugin: metric parse error: expected tag at 1:4: "°C" août 17 23:27:37 raspberrypi telegraf[522]: 2021-08-17T21:27:37Z E! [inputs.mqtt_consumer] Error in plugin: metric parse error: expected tag at 1:3: "69" août 17 23:27:37 raspberrypi telegraf[522]: 2021-08-17T21:27:37Z E! [inputs.mqtt_consumer] Error in plugin: metric parse error: expected tag at 1:8: "216.019" août 17 23:27:37 raspberrypi telegraf[522]: 2021-08-17T21:27:37Z E! [inputs.mqtt_consumer] Error in plugin: metric parse error: expected tag at 1:6: "310.0" août 17 23:27:37 raspberrypi telegraf[522]: 2021-08-17T21:27:37Z E! [inputs.mqtt_consumer] Error in plugin: metric parse error: expected tag at 1:9: "00000000" août 17 23:27:37 raspberrypi telegraf[522]: 2021-08-17T21:27:37Z E! [inputs.mqtt_consumer] Error in plugin: metric parse error: expected tag at 1:6: "2.531" août 17 23:27:37 raspberrypi telegraf[522]: 2021-08-17T21:27:37Z E! [inputs.mqtt_consumer] Error in plugin: metric parse error: expected tag at 1:12: "14D8H57M10S" août 17 23:27:37 raspberrypi telegraf[522]: 2021-08-17T21:27:37Z E! [inputs.mqtt_consumer] Error in plugin: metric parse error: expected tag at 1:6: "0.004" août 17 23:27:37 raspberrypi telegraf[522]: 2021-08-17T21:27:37Z E! [inputs.mqtt_consumer] Error in plugin: metric parse error: expected tag at 1:4: "0.0"
@.***:~ $ influx Connected to http://localhost:8086 version 1.8.9 InfluxDB shell version: 1.8.9
use mppsolar Using database mppsolar show measurements name: measurements name
cpu disk diskio kernel mem processes swap system
my configuration:
2021-05-07-raspios-buster-armhf-full Python 3.9.1
JK-B1A24S1 (x16 Lifepo4) raspberry pi4 Voltronic InfiniSolar E 5.5KW
/etc/jkbms/jkbms.conf [SETUP] pause=5 mqtt_broker=localhost [Bmsjeca] type=jkbms protocol=JK02 port=3C:A5:51:87:DD:68 command=getCellData tag=CellData outputs=mqtt,screen
/etc/systemd/user/jkbms.service [Unit] Description=JKBMS Service [Service] ExecStart=/usr/bin/python3 /usr/local/bin/jkbms -C /etc/jkbms/jkbms.conf --daemon Environment=PYTHONUNBUFFERED=1 Restart=always WatchdogSec=300 Type=notify
[Install] WantedBy=default.target
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jblance
jeca32
I followed your procedure but I must make several errors because it does not work.
I manage to extract the information from the BMS but the database remains empty can someone help me?
pi@raspberrypi:~ $ jkbms -C /etc/jkbms/jkbms.confpi@raspberrypi:~ $ mosquitto_sub -h localhost -v -t "#"pi@raspberrypi:~ $ sudo systemctl status telegrafpi@raspberrypi:~ $ influxmy configuration:
2021-05-07-raspios-buster-armhf-full Python 3.9.1
JK-B1A24S1 (x16 Lifepo4) raspberry pi4 Voltronic InfiniSolar E 5.5KW
/etc/jkbms/jkbms.conf/etc/systemd/user/jkbms.service[Unit] Description=JKBMS Service [Service] ExecStart=/usr/bin/python3 /usr/local/bin/jkbms -C /etc/jkbms/jkbms.conf --daemon Environment=PYTHONUNBUFFERED=1 Restart=always WatchdogSec=300 Type=notify[Install] WantedBy=default.target