Honeywell E671781 is a versatile BACnet WiFi adapter that combines advanced connectivity features with the reliability of BACnet IP and MS/TP protocols. It enables seamless communication between BACnet devices over WiFi networks, making it an ideal tool for commissioning, diagnostics, and maintenance tasks. With its compact design and intuitive user interface, the E671781 provides a user-friendly experience for technicians and building automation professionals.
Honeywell E671781 is a versatile BACnet WiFi adapter that combines advanced connectivity features with the reliability of BACnet IP and MS/TP protocols. It enables seamless communication between BACnet devices over WiFi networks, making it an ideal tool for commissioning, diagnostics, and maintenance tasks. With its compact design and intuitive user interface, the E671781 provides a user-friendly experience for technicians and building automation professionals.
® U.S. Registered Trademark MU1B-0592GE51 R0521D
Copyright © 2021 Honeywell Inc. All Rights Reserved
BACnet WiFi Adapter (BACA-A)
MOUNTING AND OPERATING INSTRUCTIONS
Keep these instructions together with the device or with the equipment documentation!
CAUTION: To comply with FCC RF exposure compliance requirements, the BACnet WiFi
Adapter must be installed at such a location as to ensure that it is always
separated from all persons by a distance of at least 20 cm when in operation! It
is prohibited to co-locate or operate it in con
j
unction with an
y
other transmitter.
PURPOSE:
The BACnet WiFi Adapter talks BACnet IP via WiFi and includes a router to BACnet MS/TP. It can
be used for commissioning and debugging BACnet systems.
CYBER SECURITY:
After use, the BACnet WiFi Adapter should not be left on site and/or connected with the
controller or BACnet bus. Rather, it should be disconnected and stored in a secure place. This
is to prevent unauthorized system access.
0A. FRONT / REAR VIEWS 0B. POWER
5V / 500 mA
POWER
BACnet MS/TP (+ POWER)
Rx/Tx
ANTENNA JACK
WPS BUTTON
ANTENNA
GND
C- C+
BACnet MS/TP
USE ONLY ORIGINAL
ANTENNA INCLUDED
IN SHIPMENT!
0 ... 95% RH
-20 ... +70 °C 0 ... +50 °C
CPO-Rxx
RJ45
PLUG
OTHER
BACnet MS/TP
CONTROLLER
BACnet MS/TP BUS
RJ45
PLUG RJ45
PLUG
STANDARD 5V USB WALL ADAPTER
with MICRO USB CONNECTOR
(min. supply current: 1 A)
BACnet WiFi ADAPTER (BACA-A) - MOUNTING & OPERATING INSTRUCTIONS
MU1B-0592GE51 R0521D
2
STANDARD PROCEDURE (STEPS 01A – 06A) FOR CONNECTING BACNET WIFI ADAPTER
TO NETWORK – WHEN USING MOBILE DEVICE RUNNING ON ANDROID OPERATING
SYSTEM
01A. OPEN YOUR MOBILE DEVICE. "SETTINGS – CONNEC-
TIONS – WiFi." FROM THE LIST OF AVAILABLE NET-
WORKS, SELECT "Honeywell BACnet NETWORK" (BACA-A
DEFAULT FACTORY WiFi NAME IS "Honeywell-BACnet").
02A. IF PROMPTED, TYPE IN THE NETWORK PASSWORD.
< Wi-Fi
On
TAC_Guest
Connected
CL_TRAINING_5
Honeywell-BACnet
CURRENT NETWORK
< Honeywell-BACnet
PASSWORD
ENTER PASSWORD
MAC ADDRESS TYPE
USE RANDOMIZED MAC (DEFAULT)
AUTO RECONNECT
ADVANCED
CONNECT
z x c v bn m
1 2 34567890
qw e r tyuiop
a s dfghjk l
03A. FOR NETWORK PASSWORD AFTER A FACTORY RESET, SEE
THE LABEL ON THE BOTTOM OF THE HOUSING.
04A. THEN TOUCH THE "CONNECT" BUTTON. THE
CONNECTION PROCESS WILL THEN RUN FOR A WHILE.
DEFAULT NETWORK
PASSWORD (AFTER
FACTORY RESET)
jjc4 5znc n6up
< Honeywell-BACnet
PASSWORD
ENTER PASSWORD
MAC ADDRESS TYPE
USE RANDOMIZED MAC (DEFAULT)
AUTO RECONNECT
ADVANCED
CONNECT
BACnet WiFi ADAPTER (BACA-A) - MOUNTING & OPERATING INSTRUCTIONS
MU1B-0592GE51 R0521D
3
05A. THEN CLICK "KEEP WiFi CONNECTION." THE
CONNECTION WILL THEN BE ESTABLISHED.
06A. IF THE NETWORK YOU HAVE SELECTED IS LISTED AS
"CURRENT NETWORK," YOUR NETWORK CONNECTION HAS
BEEN ESTABLISHED!
< Wi-Fi
On
TAC_Guest
Connected
CL_TRAINING_5
Honeywell-BACnet
CHECKING QUALITY OF INTERNET CON.
CURRENT NETWORK
< Wi-Fi
On
TAC_Guest
Connected
CL_TRAINING_5
Honeywell-BACnet
CHECKING QUALITY OF INTERNET CON.
CURRENT NETWORK
BACnet WiFi ADAPTER (BACA-A) - MOUNTING & OPERATING INSTRUCTIONS
MU1B-0592GE51 R0521D
4
WPS PROCEDURE (STEPS 01B – 06B) FOR CONNECTING BACNET WIFI ADAPTER TO
NETWORK – WHEN USING MOBILE DEVICE RUNNING ON ANDROID OPERATING SYSTEM
SOFTWARE VERSION 8 OR EARLIER
01B. ESTABLISH WIFI CONNECTION 02B. SELECT "WPS PUSH BUTTON"
SMART NETWORK SWITCH
AUTOMATICALLY SWITCH
BETWEEN WI-FI AND
MOBILE NETWORKS...
Wi-Fi
Wi-Fi NETWORKS
Honeywell-BACnet
SECURED
heatappSmile
SECURED WPS AVAILABLE
TAC
SECURED WPS AVAILABLE
SMART NETWORK SWITCH
AUTOMATICALLY SWITCH
BETWEEN WI-FI AND
MOBILE NETWORKS...
Wi-Fi
Wi-Fi NETWORKS
WI-FI DIRECT
A
DVANCED
WPS PUSH BUTTON
03B. START THE WPS PUSH BUTTON SET-UP 04B. WPS SET-UP COMPLETE
SMART NETWORK SWITCH
AUTOMATICALLY SWITCH
BETWEEN WI-FI AND
MOBILE NETWORKS...
Wi-Fi
WPS SET-UP
TAP THE WI-FI
PROTECTED SET-UP
BUTTON ON YOUR
ROUTER. IT MAY BE
CALLED WPS OR
CONTAIN THIS
SYMBOL:
CANCEL
WPS BUTTON
SMART NETWORK SWITCH
AUTOMATICALLY SWITCH
BETWEEN WI-FI AND
MOBILE NETWORKS...
Wi-Fi
WPS SET-UP
WPS COMPLETE.
CONNECTING TO
THE NETWORK...
CANCEL
BACnet WiFi ADAPTER (BACA-A) - MOUNTING & OPERATING INSTRUCTIONS
MU1B-0592GE51 R0521D
5
05B. WIFI CONNECTION ESTABLISHED 06B. OPTIONAL CONFIGURATION
SMART NETWORK SWITCH
AUTOMATICALLY SWITCH
BETWEEN WI-FI AND
MOBILE NETWORKS...
Wi-Fi
Wi-Fi NETWORKS
Honeywell-BACnet
CONNECTED
heatappSmile
SECURED WPS AVAILABLE
TAC
SECURED WPS AVAILABLE
BACnet WiFi Adapter Configuration:
Min:
Max Master
Auto MAC
Manual MAC
31
Firmware Upgrade
MS/TP Baudrate
Wi-Fi SSID
Wi-Fi Password
Wi-Fi Phy Channel
Bootloader Version
Firmware Version
192.168.2.1/
Max: 34
33
35
3
8400
H
oneywell-BACnet
1
Save settings
1
.0.1
1
.0.1
07. SEE ALSO: 08. SPECIFICATIONS
(EN1B-0591GE51)
ComfortPoint Open CPO-Rxx ROOM CONTROLLERS...
(EN0B-0732GE51)DATA SHEET
INSTALLATION & COMM. INSTRUCTIONS
(MU1B-0592GE51)
BACnet WiFi Adapter...
(EN0B-0733GE51)
PRODUCT DATA
MOUNTING & OPER. INSTRUCTIONS
i
i
?
PURPOSE: OPERATING CONTROL
CONSTRUCTION: INDEPENDENTLY
MOUNTED
ACTION TYPE: 1
POLLUTION DEGREE: 2
SOFTWARE CLASS: A
RATED IMPULSE VOLTAGE: 500 V
BACnet WiFi ADAPTER (BACA-A) - MOUNTING & OPERATING INSTRUCTIONS
Manufactured for and on behalf of the Connected Building Division of Honeywell Technologies Sàrl, Rolle, Z.A. La Pièce 16, Switzerland by its Authorized Representative:
Home and Building Technologies
Honeywell GmbH
Böblinger Strasse 17
71101 Schönaich, Germany
Phone +49 (0) 7031 637 01
Fax +49 (0) 7031 637 740
http://ecc.emea.honeywell.com
MU1B-0592GE51 R0521D Subject to change without notice
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Honeywell E671781 is a versatile BACnet WiFi adapter that combines advanced connectivity features with the reliability of BACnet IP and MS/TP protocols. It enables seamless communication between BACnet devices over WiFi networks, making it an ideal tool for commissioning, diagnostics, and maintenance tasks. With its compact design and intuitive user interface, the E671781 provides a user-friendly experience for technicians and building automation professionals.
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