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Has anyone tried the BlueSea 7718 Contactor?
7/23/23, 10:28 PM • Matt • Posted in REC BMS Tips and Tricks 8/5/23, 8:13 AM

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2
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59
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R

some initial ideas
6/25/23, 10:50 AM • Rick • Posted in Feature Requests 7/18/23, 10:34 AM

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2
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86
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R

Preliminary sample displays and enclosures
6/25/23, 10:30 AM • Rick • Posted in Project Status 6/25/23, 10:30 AM

1

1
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92
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R

Project Introduction
6/25/23, 12:15 AM • Rick • Posted in REC LCD and Blue Tooth Development Forum 6/25/23, 12:15 AM

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1
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19
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J

Alternator Warm - Wire #7 send 3.5 Amps!!??
6/18/23, 9:34 PM • Jeff • Posted in WS500 User Installation and Programming Questions 6/19/23, 2:32 AM

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2
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89
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W

Operating temperature range for 9M slave modules
6/12/23, 3:00 PM • William • Posted in REC Master Slave Large Scale Systems 6/12/23, 3:00 PM

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1
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28
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S

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

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1
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117
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J

Splicing New WS500 Harness
6/8/23, 1:12 PM • John • Posted in WS500 User Installation and Programming Questions 6/9/23, 1:21 AM

2

2
Posts

104
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J

P VAN Opt-2 Harness
6/5/23, 5:53 PM • John • Posted in WS500 User Installation and Programming Questions 6/6/23, 11:48 PM

8

8
Posts

137
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J

alternator, solar charging system
A real mystery, no one can figure out why we are not able to charge from the alternators anymore.
6/4/23, 5:27 PM • Jay • Posted in WS500 Tips, Tricks and support 8/12/23, 10:01 AM

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9
Posts

217
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R

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

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2
Posts

175
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S

From what serial number did REC Active BMS get the CAN BUS module?
6/1/23, 4:14 AM • Steinar • Posted in REC Active BMS 6/12/23, 4:53 PM

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3
Posts

102
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M

New firmware version not allowing configuring of Relay 1?
5/27/23, 11:21 PM • Matthew • Posted in REC Active BMS 8/2/23, 6:06 AM

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6
Posts

164
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R

WS500 T-105 settings with Cerbo and MPPT
5/19/23, 9:51 AM • Rick • Posted in WS500 User Installation and Programming Questions 5/21/23, 6:54 PM

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3
Posts

153
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c

what is the balancing capacity?
5/16/23, 5:03 AM • carl • Posted in REC Active BMS 5/17/23, 3:12 AM

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3
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95
Views
c

who is the boss? BMS or Multiplus?
5/11/23, 8:04 AM • carl • Posted in REC BMS to Victron VE Bus 5/15/23, 4:09 AM

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4
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186
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R

WS500 and Cerbo BMS-CAN vs VE-CAN when using a non-Victron BMS
5/5/23, 6:27 PM • Rick • Posted in WS500 Tips, Tricks and support 1/14/25, 12:47 PM

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7
Posts

853
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S

REC BMS Voltage Setting for clean 100% SOC charge end.
5/4/23, 4:28 AM • Stefan • Posted in REC Q Series BMS 5/5/23, 6:09 AM

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4
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219
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T

REC Q Series BMS + WS500 + Victron + charge/discharge control
5/3/23, 9:16 PM • Thomas • Posted in REC Q Series BMS 6/11/23, 11:53 AM

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6
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181
Views
R

Email status
4/27/23, 12:47 AM • Rick • Posted in OGM Energy News 4/27/23, 12:47 AM

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1
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41
Views
R

Alternator Failed offshore
4/23/23, 7:03 PM • Ross • Posted in WS500 Tips, Tricks and support 4/25/23, 6:00 PM

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7
Posts

166
Views
DR

Pinout for the 770680-4 connector...
4/19/23, 12:40 PM • D. Ryan • Posted in WS500 User Installation and Programming Questions 4/24/23, 11:33 AM

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6
Posts

351
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2 pcs A-BMS on same CAN-BUS network.
4/16/23, 4:04 AM • Trond • Posted in REC Active BMS 4/20/23, 2:25 AM

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2
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75
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D

Erratic reading from current shunt
4/15/23, 2:26 PM • Darryl • Posted in REC Active BMS 5/20/24, 3:07 AM

31

31
Posts

706
Views
b

TMIN - Under-temperature charging disable (firmware v 2.6)
3/16/23, 7:55 AM • bonsys • Posted in REC Active BMS 3/16/23, 9:16 AM

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4
Posts

72
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n

REC Wifi Module 1.61 firmware release notes?
3/15/23, 9:56 AM • nebulight • Posted in REC Product Announcements 4/22/23, 1:43 PM

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4
Posts

168
Views
B

WS500 Not Keeping Battery Topped Off
3/15/23, 9:16 AM • Brent • Posted in WS500 User Installation and Programming Questions 3/17/23, 7:36 PM

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8
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359
Views
N

WS 500 + Dedicated Shunt + Cerbo + REC-Q = 2x DC Power Reported
3/10/23, 9:39 AM • Nathaniel • Posted in WS500 User Installation and Programming Questions 3/16/23, 6:33 PM

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6
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146
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C

Problem rec bms shutting down due to low voltage at 3v fix
3/8/23, 3:31 AM • Clarence • Posted in REC SI Series BMS 10/23/23, 9:36 AM

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6
Posts

346
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W

Connecting REC wifi module to the outside world?
3/4/23, 9:08 AM • WILLIAM • Posted in REC Active BMS 8/20/25, 11:44 AM

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5
Posts

178
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J

WS-REC-Cerbo slave issues?
3/2/23, 6:31 AM • Jonny • Posted in WS500 User Installation and Programming Questions 3/16/23, 11:36 AM

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8
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244
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M

Connecting a CerboGX, WS500 and REC BMS to nmea2000
2/16/23, 12:49 PM • Matthew • Posted in REC BMS to Victron VE Bus 3/13/23, 9:04 AM

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3
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567
Views
J

Fuse blowing in Alternator Positive
2/16/23, 12:22 AM • Jamieson • Posted in WS500 User Installation and Programming Questions 2/17/23, 5:44 AM

7

7
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362
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R

REC BMS additioanl temperature Sensors DS18B20
2/15/23, 8:37 AM • Richard • Posted in REC BMS Tips and Tricks 2/15/23, 8:37 AM

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1
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207
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R

Will it work? 3P4S @ 690ah
2/11/23, 2:22 PM • Rance • Posted in REC Active BMS 10/30/23, 8:12 PM

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7
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318
Views
C

DFK linking
2/2/23, 5:40 PM • Chen • Posted in WS500 User Installation and Programming Questions 2/2/23, 6:31 PM

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2
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101
Views
R

New REC sample wiring Diagrams now available
1/23/23, 11:09 AM • Richard • Posted in REC Product Announcements 1/23/23, 11:09 AM

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1
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275
Views
P

Shunt reading 2.5x lower than actual current
1/22/23, 2:49 PM • Peter • Posted in REC Q Series BMS 1/22/23, 2:53 PM

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2
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180
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P

WS500 and Cerbo GX - getting data from Cerbo GX via NMEA2000
1/20/23, 1:05 PM • Peter • Posted in WS500 User Installation and Programming Questions 1/21/23, 9:53 AM

2

2
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543
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M

Setting up a REC BMS, a Cerbo and a Multiplus 2
1/20/23, 6:35 AM • Michael • Posted in REC BMS to Victron VE Bus 2/19/23, 9:21 AM

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All topics

Has anyone tried the BlueSea 7718 Contactor?

some initial ideas

Preliminary sample displays and enclosures

Project Introduction

Alternator Warm - Wire #7 send 3.5 Amps!!??

Operating temperature range for 9M slave modules

REC- BMS DB9 signal waveforms / +5v (pin 6) GND (pin 2) / random system shutdown w/ reboot

Splicing New WS500 Harness

P VAN Opt-2 Harness

A real mystery, no one can figure out why we are not able to charge from the alternators anymore.

How to read error log from REC Master BMS

From what serial number did REC Active BMS get the CAN BUS module?

New firmware version not allowing configuring of Relay 1?

WS500 T-105 settings with Cerbo and MPPT

what is the balancing capacity?

who is the boss? BMS or Multiplus?

WS500 and Cerbo BMS-CAN vs VE-CAN when using a non-Victron BMS

REC BMS Voltage Setting for clean 100% SOC charge end.

REC Q Series BMS + WS500 + Victron + charge/discharge control

Email status

Alternator Failed offshore

Pinout for the 770680-4 connector...

2 pcs A-BMS on same CAN-BUS network.

Erratic reading from current shunt

TMIN - Under-temperature charging disable (firmware v 2.6)

REC Wifi Module 1.61 firmware release notes?

WS500 Not Keeping Battery Topped Off

WS 500 + Dedicated Shunt + Cerbo + REC-Q = 2x DC Power Reported

Problem rec bms shutting down due to low voltage at 3v fix

Connecting REC wifi module to the outside world?

WS-REC-Cerbo slave issues?

Connecting a CerboGX, WS500 and REC BMS to nmea2000

Fuse blowing in Alternator Positive

REC BMS additioanl temperature Sensors DS18B20

Will it work? 3P4S @ 690ah

DFK linking

New REC sample wiring Diagrams now available

Shunt reading 2.5x lower than actual current

WS500 and Cerbo GX - getting data from Cerbo GX via NMEA2000

Setting up a REC BMS, a Cerbo and a Multiplus 2

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Battery

REC ABMS - integration with heltec 4s Active Balancer

WS500 Field Stuck High

Two (related) issues after updating to 2.9.6 firmware

Unable to install WiFi Module SW 1.6.3

Latest posts

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

Battery

ABMS lilliputian switch

Troubleshooting Unstable ABMS-WiFi Connectivity on Boat

REC ABMS - integration with heltec 4s Active Balancer

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