902 MHz Wireless Relays Application Manual B1867
page 2
Uni-directional Mode:
Only one of the RIBs must transmit. Two RIBWxxxB-EN3 or one RIBWxxxB-EN3 and one RIBWxxC-EN3.
• Only one RIB is the transmitter while the other is the receiver.
• Transmitter RIB Dry contact closure will transmit a relay ON command; dry contact open will transmit a relay OFF command.
• Re-transmits dry contact input state every 70-140 seconds.
• Optional modes: Repeater, Alarm (see pages 4)
Uni-directional Link Procedure
1. Apply power to both RIB’s.
2. Get RIB-1 in Learn mode by pressing the LRN button for ½ second. (LED will blink).
3. On RIB-2 hold LRN button for 3 seconds to transmit a Teach telegram.
a. LED on RIB-1 will stay ON for 4 seconds to acknowledge and then transmit a Teach telegram.
b. LED on RIB-2 will stay ON for 4 seconds to acknowledge the Teach telegram from RIB-1.
Device Power
Dry Contact
RIBWxxxB-EN3
RIB-1
Device Power
RIBWxxxB-EN3
or
RIBWxxC-EN3
RIB-2
Load
Bi-directional Mode:
Two RIBWxxxB- or one RIBWxxB-EN3 and a PHC Gateway Controller
• Both devices must be able to receive and transmit.
• Dry contact closure will transmit a relay ON command; dry contact open will transmit a relay OFF command.
• RIBWxxB-EN3 Re-transmits dry contact input state every 70-140 seconds.
• Optional modes: Repeater, Alarm (see pages 4)
Bi-directional Link Procedure
1. Apply power to both RIB’s.
2. Get RIB-1 in Learn mode by pressing the LRN button for ½ second. (LED will blink).
3. On RIB-2, hold LRN button 3 seconds to transmit a Teach telegram.
a. LED on RIB-1 will stay ON for 4 seconds to acknowledge and then transmit a Teach telegram.
b. LED on RIB-2 will stay ON for 4 seconds to acknowledge the Teach telegram from RIB-1.
Device Power
Device Power
Dry Contact
Dry Contact
RIBWxxxB-EN3
RIB-1
Relay Output
Relay Output
RIBWxxxB-EN3
RIB-2
Building Automation Applications
