HomeWorks Technical Reference Guide International Edition - Lutron

Keypad Specifications and AddressingModelInput voltageEnvironmentAll keypads.15VDC Class 2/PELVAmbient temperature: 0-40°C, 32-104°FAmbient humidity: 0-90% humidity, non-condensing. Indoor use only.Low-voltage wire type Two pair [one pair 1.0mm 2 (#18 AWG), one pair 1.0-0.5mm 2 (#18-22 AWG) twistedshielded] Class 2/PELV wire. Lutron ® wire model GRX-CBL-346S-500 may be used.Low-voltagewiring configurationDaisy-chain, star, T-tap. Termination not required. Total length of wire on anylink cannot exceed 305m (1,000 feet) per wire run. Total length of wire on thatlink cannot exceed 1220m (4,000 feet). Maximum of 32 devices per processor linkthat has been configured for keypads.COMPONENTSLow-voltage connections One 4-pin removable terminal block. Terminal block will accept up to four 1.0mm 2(#18 AWG) wires.AddressingVia DIP switch located on unit. Units should be addressed before mounting inwall.DiagnosticsLEDs provide diagnostics for troubleshooting.ESD protectionSurge protectionMeets or exceeds the IEC 61000-4-2 standard.Meets or exceeds ANSI/IEEE standard c62.41.Miswire protectionAll terminal block inputs are over-voltage and miswire-protected against wirereversals and shorts.Mounting See table 1, page 7.25.EngravingIR keypadsEngraving of keypads and/or keypad buttons available.Compatible with Lutron IR transmitters: GRX-IT-WH, and GRX-8IT-WH.Shipping weight0.1kg (0.4 pounds)Keypad link LED count See table 1, page 7.25.Address#1SwitchsettingAddress#9SwitchsettingAddress#17SwitchsettingAddress#25SwitchsettingOn - UpOff - Down2101826311192741220285132129614223071523318162432Figure 1 –addressing DIP switches7.24 www.lutron.com