Agrowtek RD8i Instruction Manual Download Page 6

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Dry Contact Terminals

Each relay has one pair of normally-open contacts which are labeled below each contact. Each relay terminal

pair is independent allowing mixed signal control.

Routing Wires

Route wires from the conduit fittings along each side of the relay pcb and above the relays to the terminal

blocks as indicated by the red lines in the diagram below.

DANGER! Risk of injury or death from electric shock; disconnect all power before wiring or service.

1 2 3 4

5 6 7 8

Relay Contact

Terminal Pairs

NOTICE: Install and connect equipment in accordance with all national and local electrical codes.

General wire routing path shown by the bold red lines..

Do NOT

route wires above the green terminal blocks; keep the processor area free of excess wiring.

Summary of Contents for RD8i

Page 1: ...put Power 4 W 12 24Vdc Class II Limited Energy Power Supply Max Switching Current 10A per point 120Vac 5A per point 240Vac 2A per point 24Vdc Max Switching Voltage 120 Vac HP Rating 1 2HP 4FLA 240Vac...

Page 2: ...es of devices can be operated with a dry contact switch A dry contact interface allows Agrowtek controls to integrate with building controls high amperage loads and other custom devices such as What R...

Page 3: ...ate the RD8i s contacts as long as power is available to operate the coils even if the relay s processor has been damaged or communication has been broken to the master controller To force an output o...

Page 4: ...o not place sensor in direct sunlight Installation Instructions Disconnect power from all devices before connecting or disconnecting cables to prevent damage to components DANGER Electrocution Hazard...

Page 5: ...2 EMT conduit fittings DC Power Connections 1 2 EMT Knock outs 12 24V DC Power Jack GrowNET Port RS485 MODBUS RTU 1 2 3 4 5 6 7 8 DC Power In Terminal Block RJ45 GrowNET Port DC Barrel Jack 12 24Vdc i...

Page 6: ...ide of the relay pcb and above the relays to the terminal blocks as indicated by the red lines in the diagram below DANGER Risk of injury or death from electric shock disconnect all power before wirin...

Page 7: ...wires for relays with a common source connection 3 120V Outlets Contacts can switch up to 10A to directly feed receptacles or other 120V equipment 4 Solenoid Valves 24VAC irrigation and gas valves ca...

Page 8: ...itched to the control signal to activate the FCU 2 Dehumidifier Unit 24VAC humidifier dehumidifier control signals may be operated by dry contact Simply connect the low voltage control signals to any...

Page 9: ...button for three 3 seconds to ther the installer setup menu 3 Remote will be displayed on the screen 4 Press the MODE button until External Disabled is shown on the screen 5 Press Up or Down to set t...

Page 10: ...ng sensors and most relays directly over the CAT5 cable A DC jack on the hub provides 24Vdc power to the ports from the included wall power supply A terminal block power option is also available DIELE...

Page 11: ...elligent relay requires Agrowtek s cross over adapter IMPORTANT ONLY use cross over adapters provided by Agrowtek Incorrect cross over adapters or cables can cause damage to the equipment Cross Over C...

Page 12: ...200 baud 8 N 1 Alternate speeds and formats between 9 600 115 200 baud may be configured with the free AgrowLINK PC utility using a LX1 USB AgrowLINK and the cross over adapter supplied with the LX2 M...

Page 13: ...Version ASCII 8 char R 40012 FW Version Firmware Version ASCII 8 char R 40016 Timeout seconds Turn off relays if no communication 0 32767 16 bit unsigned R W 41001 Relay Closure Count Relay 1 Unsigned...

Page 14: ...s or merchantability for a particular purpose and is limited to the Warranty Period In no event or circumstance shall Agrowtek Inc be liable to any third party or the claimant for damages in excess of...