REC-BMS Programming and Configuration Questions

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10 Topics 1 Followers

REC Q BMS settings Master Looking for feedback on my QBMS configuration and settings.
10/22/24, 4:51 PM • Bill C. 12/29/24, 3:20 AM

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13
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98
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Bill C.
12/29/24, 3:20 AM

Can someone explain how the passive balancing alogrithm works on the the REC Q BMS. When you reac...
P

REC BMS for 24-series LTO cells for Sunny Island
1/14/24, 2:05 PM • PeterD 10/24/24, 1:05 PM

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91
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PeterD
10/24/24, 1:05 PM

Thanks Rick. HTTP calls will work great for me.
M

Where can I buy an RS485 cable?
10/21/24, 7:00 PM • Mike 10/21/24, 9:07 PM

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3
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26
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Mike
10/21/24, 9:07 PM

@Rick Thanks. Got it.
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Master Slave Config PC BMS Control Software
9/29/24, 2:21 PM • Jack 10/1/24, 12:37 AM

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52
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Jack
10/1/24, 12:37 AM

Yes, it is a high-voltage system. Nevertheless, it should be possible to reach the two slaves. So...
J

Wifi module and LCD screen connected
5/12/24, 4:36 PM • Johan 5/12/24, 6:28 PM

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31
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Rick
5/12/24, 6:28 PM

Yes, the WiFi module supports both connection to the BMS as well as the older LCD screen
Sunny Island SMA grid export SMA Sunny Island Grid Export
4/16/24, 7:33 PM • Trevor Higher Wire 5/7/24, 6:07 PM

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7
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135
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Trevor Higher Wire
5/7/24, 6:07 PM

Hey Fred, yes we set it to Li-bmx-ext. I erased and reflashed the update.bin file on the master a...
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Winter Question: Toronto
10/20/23, 11:44 AM • David 10/20/23, 11:44 AM

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1
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31
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David
10/20/23, 11:44 AM

My question has to do with the temp here (Toronto), and how to best manage my batteries: ov...
S

REC- BMS DB9 signal waveforms / +5v (pin 6) GND (pin 2) / random system shutdown w/ reboot
6/10/23, 10:19 AM • Scott 6/10/23, 10:19 AM

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1
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80
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Scott
6/10/23, 10:19 AM

Good Day, This implementation of RS485 appears to be unique in that +VCC / GND is required. Furt...
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Combining two Battery Banks
11/23/21, 7:16 AM • rickv 11/23/21, 7:45 AM

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945
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rickv
11/23/21, 7:45 AM

Great! Thanks!
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YDSC-04 Switch Control
2/8/21, 2:09 PM • Richard 2/9/21, 6:59 AM

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1.5k
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Richard
2/9/21, 6:59 AM

Feedback from Korolev Alexey, support engineer, Yacht Devices Ltd I am int...

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REC-BMS Programming and Configuration Questions

REC Q BMS settings Master Looking for feedback on my QBMS configuration and settings. 10/22/24, 4:51 PM • Bill C. 12/29/24, 3:20 AM

REC BMS for 24-series LTO cells for Sunny Island 1/14/24, 2:05 PM • PeterD 10/24/24, 1:05 PM

Where can I buy an RS485 cable? 10/21/24, 7:00 PM • Mike 10/21/24, 9:07 PM

Master Slave Config PC BMS Control Software 9/29/24, 2:21 PM • Jack 10/1/24, 12:37 AM

Wifi module and LCD screen connected 5/12/24, 4:36 PM • Johan 5/12/24, 6:28 PM

Sunny Island SMA grid export SMA Sunny Island Grid Export 4/16/24, 7:33 PM • Trevor Higher Wire 5/7/24, 6:07 PM

Winter Question: Toronto 10/20/23, 11:44 AM • David 10/20/23, 11:44 AM

REC- BMS DB9 signal waveforms / +5v (pin 6) GND (pin 2) / random system shutdown w/ reboot 6/10/23, 10:19 AM • Scott 6/10/23, 10:19 AM

Combining two Battery Banks 11/23/21, 7:16 AM • rickv 11/23/21, 7:45 AM

YDSC-04 Switch Control 2/8/21, 2:09 PM • Richard 2/9/21, 6:59 AM

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Latest topics

Q series BMS Error 15

Precharge with Tyco relays

New REC BMS and Victron Cerbo DVCC integration Guide

Accessing REC WiFi module on my boat with Starlink

WS500 data display on Raymarine Axiom (marine use)

Latest posts

Q series BMS Error 15

Q series BMS Error 15

Q series BMS Error 15

Q series BMS Error 15

Precharge with Tyco relays

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REC Q BMS settings Master Looking for feedback on my QBMS configuration and settings.
10/22/24, 4:51 PM • Bill C. 12/29/24, 3:20 AM

REC BMS for 24-series LTO cells for Sunny Island
1/14/24, 2:05 PM • PeterD 10/24/24, 1:05 PM

Where can I buy an RS485 cable?
10/21/24, 7:00 PM • Mike 10/21/24, 9:07 PM

Master Slave Config PC BMS Control Software
9/29/24, 2:21 PM • Jack 10/1/24, 12:37 AM

Wifi module and LCD screen connected
5/12/24, 4:36 PM • Johan 5/12/24, 6:28 PM

Sunny Island SMA grid export SMA Sunny Island Grid Export
4/16/24, 7:33 PM • Trevor Higher Wire 5/7/24, 6:07 PM

Winter Question: Toronto
10/20/23, 11:44 AM • David 10/20/23, 11:44 AM

REC- BMS DB9 signal waveforms / +5v (pin 6) GND (pin 2) / random system shutdown w/ reboot
6/10/23, 10:19 AM • Scott 6/10/23, 10:19 AM

Combining two Battery Banks
11/23/21, 7:16 AM • rickv 11/23/21, 7:45 AM

YDSC-04 Switch Control
2/8/21, 2:09 PM • Richard 2/9/21, 6:59 AM