Canada: Bender Canada Inc.
5810 Ambler Drive, Unit 1
Mississauga, ON L4W 4J5
Toll-Free: 800-243-2438
Phone: 905-602-9990 • Fax: 905-602-9960
E-mail: info@bender-ca.com
Web: www.bender-ca.com
LG_D00393_00_Q_XXEN / 05.2019/ pdf / © Bender GmbH & Co. KG, Germany – Subject to change! The specied standards take into account the edition valid until 05/2019 unless otherwise indicated.
All rights reserved.
Reprinting and duplicating
only with permission of the publisher.
USA: Bender Inc.
420 Eagleview Blvd.
Exton, PA 19341
Toll-Free 800-356-4266
Phone: 610-383-9200 • Fax: 610-466-2071
E-mail: info@bender.org
www.bender.org
Use - Enclosure Front
Enclosed digital display units have a NEMA 1 enclosure rating.
Perform Test
• Press and hold the TEST button until display reads “tES.” An internal self-test will initiate.
Unit must trip within 15 seconds. Power to any connected loads will be interrupted.
• Press and hold the RESET button until display reads “rES.” Power will be restored to the
load side of the LifeGuard.
Field Adjustment, Error Codes and troubleshooting
LifeGuards with digital display utilize ground fault modules which are not field-adjustable.
They are fixed at a 6 mA trip level.
For digital display models, error codes will appear both on the internal ground fault module
and the door-mounted remote indicator.
Approvals
UL 508A Industrial Control Panels
MK1500
POWER
ON
CIRCUIT
TRIPPED
5
5
.
.
0
I mAI mA
%
25 50 75 100
TEST RESET
device
5.5.0
Digital display: Shows measured ground fault
current in real-time.
green
POWER LED: Illuminates when the LifeGuard has
received power and has not tripped.
test
TEST button: Performs a functional test
of the LifeGuard (instructions for use below).
red
TRIPPED LED: Illuminates when the
LifeGuard has tripped.
LED bar
LED bar graph: Indicates how close the
LifeGuard is to tripping.
reset
RESET button: Resets the LifeGuard if faults have
been cleared (instructions for use below).
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