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EN 60730-1: 2007:
Safety requirements for automatic controls in household and
similar use.

The units will meet the requirements of the WEEE and ROHS
directives.

The complete technical documentation is available.
Skinnskatteberg, 02-07-2014

Mats Sándor
Technical Director

RS485 Gateway

User Manual

2

Systemair AB

Summary of Contents for RS485

Page 1: ...RS485 Gateway Wireless User Manual en_GB Document in original language 08 07 2014 A003 ...

Page 2: ... description 3 3 Guidelines for installation 4 4 Interface description 6 4 1 Connections 6 4 2 Power up 8 4 3 Active User Fault mode 9 4 4 Binding mode 10 5 Communication Interface Functions 11 5 1 Power Up and Reset Operation 11 6 Troubleshooting 12 ...

Page 3: ...ve 1999 5 EC EN 61000 6 3 2007 Emission standard residential commercial and light industry EN 61000 6 1 2007 Immunity standard residential commercial and light industry ETSI EN 300 220 1 Electromagnetic compatibility and Radio spectrum Matters ERM Short Range Devices SRD Radio equipment to be used in the 25 MHz to 1000 MHz frequency range with power levels ranging up to 500 mW Part 1 Technical cha...

Page 4: ...ntrols in household and similar use The units will meet the requirements of the WEEE and ROHS directives The complete technical documentation is available Skinnskatteberg 02 07 2014 Mats Sándor Technical Director RS485 Gateway User Manual 2 Systemair AB ...

Page 5: ...t Module Humidity sensor and the CO2 sensor are all wirelessly connected to the RS485 gateway None of the remote modules works without the gateway installed Up to 10 wireless remote modules can connect to the gateway simultaneously The RS485 gateway is intended for wall mounting either on the wall or on a wall box Note No internal parameters or settings can be changed by the user RS485 Gateway Use...

Page 6: ...r handling unit since the sheet metal chassis can interfere with the radio communication Ensure the best performance by keeping the following in mind for planning and installation Min 1 m and max 30 m between devices in free space All metallic parts in the building construction can weaken wireless signals Reinforced concrete walls and floors weaken the signal strength significantly but almost all ...

Page 7: ...o get a good overview of the devices in each rooms and their placement Systemair recommends that an installation plan is made before beginning the actual installation RS485 Gateway User Manual 5 Systemair AB ...

Page 8: ...nterface MMI for this product consists of a button and two LED indicators One red the lower and one green top LED that indicates the status of the gateway 2 1 1 Green and Red status LED s 2 Function button 4 1 Connections The Systemair air handling unit and the RS485 Gateway are interconnected by a cable Maximum cable length 50 m RS485 Gateway User Manual 6 Systemair AB ...

Page 9: ...ductor CEC Phone cable or equivalent The gateway is powered by the air handling unit Screw Terminal Function 1 A RS485 A 2 G GND shielding 3 B RS485 B 4 P Power supply 5 V DC 24 V AC RS485 Gateway User Manual 7 Systemair AB ...

Page 10: ... to 3 on the air handling unit If a control panel is already connected to 3 a diverting plug can be used to enable connection of both a gateway and the standard control panel 4 2 Power up After the gateway has been turned on the green LED lights up After 2 seconds the gateway will go to idle mode In idle mode the status LED s are turned off RS485 Gateway User Manual 8 Systemair AB ...

Page 11: ...atus Indication Status Function Green LED continuously lit System OK Green LED flashing for 3 seconds Remote module can start sending bind requests Red LED flashing No wireless communication between remote module and gateway or remote module not connected Flashing red fault This status is repeated every few seconds RS485 Gateway User Manual 9 Systemair AB ...

Page 12: ...4 4 Binding mode In the binding mode the remote modules contacts the gateway and requests connection In the binding mode the red and green LED s are alternately lit and a bind request message from a remote module can be received If a message from a remote module is received and accepted the gateway stays in binding mode for an additional 5 minutes The gateway will accept additional requests from r...

Page 13: ...ed this value is stored in the gateway To reset the gateway to factory settings and hence clear the binding with all remote modules Push the Function button and hold it for 30 seconds The green LED starts flashing rapidly for 5 seconds If the button is released within these 5 seconds the reset operation is entered If the button is not released the LED goes off and the gateway will go to idle mode ...

Page 14: ...k AC power or batteries in remote module depending on module type 2 Remote module connected but red LED still flashing Other modules not powered Check batteries in other modules Distance between gateway and remote modules too far Max 30m Revise placement of the equipment Metallic parts or other reflecting materials in the building construction Revise placement of the equipment RS485 Gateway User M...

Page 15: ...RS485 Gateway User Manual 13 Systemair AB ...

Page 16: ... reserves the right to make changes and improvements to the contents of this manual without prior notice Systemair AB Industrivägen 3 SE 739 30 Skinnskatteberg Sweden Phone 46 222 440 00 Fax 46 222 440 99 www systemair com ...

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