REC BMS Tips and Tricks

Look here for general answers and clarifications to setting up your REC BMS

15 Topics 1 Followers

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New REC BMS and Victron Cerbo DVCC integration Guide
1/14/25, 2:29 PM • Rick 4/6/25, 1:44 AM

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Trond
4/6/25, 1:44 AM

CANS is an command described in the manual for ABMS. It lets you change the bitrate of the data....
Starlink REC WIFI Accessing REC WiFi module on my boat with Starlink
1/8/25, 2:25 PM • Bill C. 1/31/25, 11:09 PM

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o-firstname
1/31/25, 11:09 PM

@Bill Caswell you could use a service called tailscale to create a VPN into your network. This is...
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BSLRD test
7/12/24, 3:53 PM • Gary 1/10/25, 3:53 PM

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3
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37
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panagiotis
1/10/25, 3:53 PM

Did you connect it?
NEWBIE question- Need help getting REC ABMS to work with Blue Sea ML-RBS contactor
10/15/23, 2:51 AM • Bill C. 12/5/24, 2:54 AM

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Andrea
12/5/24, 2:54 AM

@Bill C. First of all, thank you for sharing your project!I have the REC ABMS 4S as yours and I w...
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REC Master 9M no connection with Wifi or PC-Softw
6/27/24, 9:48 AM • An 7/3/24, 12:25 PM

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An
7/3/24, 12:25 PM

Hello, it now worked normally. It was the wrong firmware on the slaves. I flashed it with slave ...
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REC BMS How to configure your current sensor
7/5/22, 1:20 PM • Richard 2/26/24, 11:01 PM

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Bill C.
2/26/24, 11:01 PM

HI Rick, I will try those values and see what I get.
When does 100% SOC get set?
11/1/23, 9:40 PM • Bill C. 11/2/23, 7:45 AM

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Rick
11/2/23, 7:45 AM

From page 25 of the manual. and dont forget, it will take a few cycles to zero in on an accurrate...
Tips for mounting the REC-ABMS power switch
10/27/23, 4:01 AM • Bill C. 10/27/23, 4:01 AM

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Bill C.
10/27/23, 4:01 AM

I am looking for suggestions on how to mount the power switch in a small box without removing the...
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Has anyone tried the BlueSea 7718 Contactor?
7/23/23, 10:28 PM • Matt 8/5/23, 8:13 AM

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55
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Rick
8/5/23, 8:13 AM

Matt, the Tyco EV200 series relay incorporates an economizer circuit which allows the relay to pu...
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How to read error log from REC Master BMS
6/2/23, 12:08 PM • Rick 6/7/23, 9:06 PM

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Scott
6/7/23, 9:06 PM

From said customer: Actually, for a Master - Slave configuration "ERRL?" is required to retrieve...
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REC BMS additioanl temperature Sensors DS18B20
2/15/23, 8:37 AM • Richard 2/15/23, 8:37 AM

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Richard
2/15/23, 8:37 AM

The sensors are smart devices and the 3 wires in the sheath just get paralleled together to the s...
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New Video How to configure your REC WiFi module to be an STA on your home network
2/13/22, 1:34 PM • Richard 12/8/22, 3:05 PM

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edclarke
12/8/22, 3:05 PM

I didn’t explain the scenario very well. The BMS and WiFi are wired to the battery, and almost al...
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How to Replace the SD card on your REC Wi-Fi module
3/23/22, 12:14 PM • Richard 3/23/22, 12:14 PM

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Richard
3/23/22, 12:14 PM

If you want to upgrade or replace your SD card on your REC BMS Wi-Fi module it is quite easy but ...
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Is there a difference between REC and REC-Victron devices?
12/5/21, 11:05 AM • Adam 12/6/21, 2:48 AM

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Richard
12/6/21, 2:48 AM

REC interfaces with several inverters for the ESS market which include the Victron but with Victr...
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REC WiFi Module IP Address
12/4/21, 7:38 AM • Adam 12/5/21, 12:10 PM

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Adam
12/5/21, 12:10 PM

I\'m going to assume this is because my module has firmware v1.1 and that video shows v1.2.

REC BMS Tips and Tricks

New REC BMS and Victron Cerbo DVCC integration Guide 1/14/25, 2:29 PM • Rick 4/6/25, 1:44 AM

Starlink REC WIFI Accessing REC WiFi module on my boat with Starlink 1/8/25, 2:25 PM • Bill C. 1/31/25, 11:09 PM

BSLRD test 7/12/24, 3:53 PM • Gary 1/10/25, 3:53 PM

NEWBIE question- Need help getting REC ABMS to work with Blue Sea ML-RBS contactor 10/15/23, 2:51 AM • Bill C. 12/5/24, 2:54 AM

REC Master 9M no connection with Wifi or PC-Softw 6/27/24, 9:48 AM • An 7/3/24, 12:25 PM

REC BMS How to configure your current sensor 7/5/22, 1:20 PM • Richard 2/26/24, 11:01 PM

When does 100% SOC get set? 11/1/23, 9:40 PM • Bill C. 11/2/23, 7:45 AM

Tips for mounting the REC-ABMS power switch 10/27/23, 4:01 AM • Bill C. 10/27/23, 4:01 AM

Has anyone tried the BlueSea 7718 Contactor? 7/23/23, 10:28 PM • Matt 8/5/23, 8:13 AM

How to read error log from REC Master BMS 6/2/23, 12:08 PM • Rick 6/7/23, 9:06 PM

REC BMS additioanl temperature Sensors DS18B20 2/15/23, 8:37 AM • Richard 2/15/23, 8:37 AM

New Video How to configure your REC WiFi module to be an STA on your home network 2/13/22, 1:34 PM • Richard 12/8/22, 3:05 PM

How to Replace the SD card on your REC Wi-Fi module 3/23/22, 12:14 PM • Richard 3/23/22, 12:14 PM

Is there a difference between REC and REC-Victron devices? 12/5/21, 11:05 AM • Adam 12/6/21, 2:48 AM

REC WiFi Module IP Address 12/4/21, 7:38 AM • Adam 12/5/21, 12:10 PM

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Latest topics

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Latest posts

rec abms can access, but says memory card is not working so there is no loggin

Zeus as REC Active follower on 500k bms can but no cerbo widget.

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Zeus vs REC Active BMS synchronization

REC Master9M with new REC2Q Slave Units - Cable from Master to 1st Slave: which cable colour goes where

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New REC BMS and Victron Cerbo DVCC integration Guide
1/14/25, 2:29 PM • Rick 4/6/25, 1:44 AM

Starlink REC WIFI Accessing REC WiFi module on my boat with Starlink
1/8/25, 2:25 PM • Bill C. 1/31/25, 11:09 PM

BSLRD test
7/12/24, 3:53 PM • Gary 1/10/25, 3:53 PM

NEWBIE question- Need help getting REC ABMS to work with Blue Sea ML-RBS contactor
10/15/23, 2:51 AM • Bill C. 12/5/24, 2:54 AM

REC Master 9M no connection with Wifi or PC-Softw
6/27/24, 9:48 AM • An 7/3/24, 12:25 PM

REC BMS How to configure your current sensor
7/5/22, 1:20 PM • Richard 2/26/24, 11:01 PM

When does 100% SOC get set?
11/1/23, 9:40 PM • Bill C. 11/2/23, 7:45 AM

Tips for mounting the REC-ABMS power switch
10/27/23, 4:01 AM • Bill C. 10/27/23, 4:01 AM

Has anyone tried the BlueSea 7718 Contactor?
7/23/23, 10:28 PM • Matt 8/5/23, 8:13 AM

How to read error log from REC Master BMS
6/2/23, 12:08 PM • Rick 6/7/23, 9:06 PM

REC BMS additioanl temperature Sensors DS18B20
2/15/23, 8:37 AM • Richard 2/15/23, 8:37 AM

New Video How to configure your REC WiFi module to be an STA on your home network
2/13/22, 1:34 PM • Richard 12/8/22, 3:05 PM

How to Replace the SD card on your REC Wi-Fi module
3/23/22, 12:14 PM • Richard 3/23/22, 12:14 PM

Is there a difference between REC and REC-Victron devices?
12/5/21, 11:05 AM • Adam 12/6/21, 2:48 AM

REC WiFi Module IP Address
12/4/21, 7:38 AM • Adam 12/5/21, 12:10 PM