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Crestron GLS-EM-MCU
Operations Guide – DOC. 7294B
Crestron Green Light
Connectors, Controls & Indicators (Continued)
#
CONNECTORS*,
CONTROLS &
INDICATORS
5
LINE1 – LINE3 LEDs
CT1 – CT3 LEDs
6
PULSE INPUTS 1-4
7
USB
8
RESET
9
SETUP
10
NET
11
LAN
BRANCH CIRCUIT MONITORS
*
Interface connectors for
INPUTS 1-4
ports are provided with the unit.
Crestron Green Light
®
Power Meter Control Unit
DESCRIPTION
(3) Green LEDs, indicate line voltage is
present on each input LINE1 through LINE3
(3) Green LEDs, indicate current is flowing
through CTs connected to ports CT1 through
CT3
(1) 8-pin 3.5 mm detachable terminal block
comprising (4) programmable digital inputs
(referenced to GND);
Input Voltage Range: 0-24 Volts DC;
Logic Threshold: ≥1.25 Volts DC active/high,
≤0.46 Volt DC inactive/low;
Frequency Range: 0.05 - 100 Hz
(1) USB Type B console port, for
communication with Crestron Toolbox™
(1) Push button for hardware reset
(1) Miniature push button for setup; (1) Red
LED, indicates device is in Setup mode
(1) Yellow LED, indicates communication to
one or more GLS-EM-CTI
(1) 8-wire RJ-45 jack (8P8C modular
female); 10BASE-T/100BASE-TX Ethernet
port
CT1 – CT3,
,
®
Power Meter Control Unit: GLS-EM-MCU • 9
and
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