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Crestron Commercial Lighting Design Guide Green Light Power Switching
Doc 4775A 27
IPAC-GL1
(Continued)
SPECIFICATIONS
Processor
CPU: 32-bit Freescale ColdFire® Microprocessor
Memory
SDRAM: 32 MB
NVRAM: 1 MB
Flash: 8 MB
Power Failure Memory: 10 years
Time Clock
Accuracy: ±1 minute per year
Operating System
Real-time, preemptive multi-threaded/multitasking kernel;
FAT32 file system with long names; includes default program
for Green Light Power Switching systems
Ethernet
10/100BaseT, auto-negotiating, full/half duplex, static IP or
DHCP, DNS, SSL, TCP/IP, UDP/IP, CIP, SMTP, SNMP, built-in
Web server and e-mail client; supports Crestron
e-Control
®
2 XPanel and RoomView
®
applications
Control Ports
Cresnet: Cresnet port and 24 Volt DC power input with
parallel pass-thru
LAN: 10/100BaseT Ethernet port w/link status and activity
LED indicators
RS-232: (2) Bidirectional RS-232 ports
Up to 115.2k baud; software handshaking support
Hardware handshaking on COM 1 only
Relays: (4) normally open, isolated relays (every two share a
common) Rated 1 Amp, 30 Volts AC/DC, MOV arc
suppression across contacts
Inputs: (4) digital or analog input ports (referenced to GND)
Digital Input: Rated for 0-24 Volts DC, input impedance 20k
ohms, logic threshold 1.25 Volts DC;
Analog Input: Rated for 0-10 Volts DC, protected to 24 Volts
DC maximum, input impedance 20k ohms;
Programmable 5 Volts, 2k ohms pull-up resistor per input
Computer: (1) USB 1.1 computer console port (behind front
cover)
LCD Display
Green LCD dot matrix, 128 x 64 resolution, adjustable LED
backlight
Power Requirements
Cresnet Power Usage: 5 Watts (0.21 Amps @ 24 Volts DC),
use Crestron GLA-PWS50 or equivalent power supply
Environmental
Temperature: 32° to 104°F (0° to 40°C)
Humidity: 10% to 90% RH (non-condensing)
Enclosure
Faceplate: High-impact plastic, black or white, with
polycarbonate label overlay
Chassis: Injection-molded plastic with steel mounting plate
Mounting: Requires 3-gang plaster ring or electrical box (2.5
inch deep recommended)
Testing & Compliance
UL Listed, FCC Part 15, CEC Title 24