ETA Systems ETA-20SH Power Supply User Manual


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Specifications are subject to change without notice.
1601 Jack McKay Blvd. • Ennis, Texas 75119 U.S.A.
Telephone: 800-321-6699 • Fax: 800-996-3821
PANEL FEATURES
1. Trigger/StatusPortPinIdentification-All signals are of low voltage and current.
Note:Alldatasignalsarelowvoltageunder5V.DONOTMISWIRE or damage may occur.
(+) requires a minimum of 5-24V DC to activate the module with 5mA of current.
Note:TheDCVcanbesuppliedfromanysource.TheEVSprotectionrequirestheETA-ECS6RMforoperation.
G Circuit Ground, Must be of the same circuit as the DCV source.
V AC Voltage Status Signal, this signal reports back to the ETA-ECS6RM the Incoming AC Mains Voltage to the ECM module.
A AC Current Status Signal, this signal reports back to the ETA-ECS6RM the AC Mains Current draw at the ECM module.
D Fault Status Signal, reports to the ETA-ECS6RM fault conditions of an ECM module.
2. ExternalTrigger/ManualOnSwitch–The ETA-20SH has a manual override switch allowing it to be used as a local Power
Conditioner and Surge Suppressor. For it to be remotely monitored and activated, the switch must be in the “External Trigger”
position.
3. IncomingACLED–This LED will illuminate Red when the ECM has incoming AC power present at the module. This LED must
beontooperate.Note:IfthisLEDisnotilluminatingcheckthefollowing:1)Theunitispluggedin,2)TheACMainsBreaker
feeding the AC leg to the ECM module is On, 3) The internal fuse has been damaged, this should only be inspected by an
authorized technician.
4. ActiveLED–ThisLEDwillilluminateGreenwhentheECMmoduleManualSwitchisintheONpositionorthetriggercircuithas
sensed the proper DCV to activate the power on circuit.
Note:IfconnectedtotheETA-ECS6RMandtheEVScircuitisactivatedthisLEDwillnotbeon.TheChannelStatusLED
ontheETA-ECS6RMwillflashindicatingaproblemandwillnotturntheECMmoduleOnuntiltheACMainsvoltageis
stable.
5. ACFaultLED–If damage to the Spike Suppression circuit occurred this LED will illuminate Red. This LED will not turn Off until
repaired.
6. ACMainsOutlet–Two 120V AC 20A outlets.
7. ACMainsPowerCord–9' (3m), 12-gauge
ETA-20SH
AC Power Conditioning & Suppression Module
1 4
3 75
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