GEMO
INSTALLATION, USE and WARNINGS
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This device and its packing is NOT litter and may NOT be disposed of with domestic waste. Please return
this device and its packing to an appropriate recycling point at the end of its service life.
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Please read this user manual and “GEMO Ladder Editor” user manual carefully and completely before
installation and use. Please take into consideration all warnings mentioned in these manuals.
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AR2-A, AR2-S and AR2-S are suitable only for permanent rail mounting.
AR2-P is suitable only for permanent panel type mounting.
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Installation and use of this device must be done by qualified, authorized and trained technical personnel only.
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Inspect device carefully before installation. Do not install and use broken and defective devices.
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Do not disassemble device. Do not make any repair on any part of the device. There is no accessible part
inside the device. Please contact to manufacturer for broken and defective devices.
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Do not use device in environments subject to flammable, explosive and corrosive gases and/or substances.
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This device is not suitable for medical and residential use. This device is not suitable for use related with
human health and safety. This device is not suitable for automotive, military and marine use.
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Do not allow children and unauthorized people to use this device.
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Before installation and any technical work, disconnect the power supply and mains connections.
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Check the power supply voltage level before power on, and make sure voltage level is in specified limits.
Check quality of neutral line. Improper neutral line may give permanent damage to the device.
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Connect an external power switch and an external fuse (1A, 250VAC) to the power supply line that are easily
accessible for rapid intervention. Connect an external fuse (2A, 250VAC) for each relay output separately.
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Use appropriate cables for power supply and mains connections. Apply safety regulations during installation.
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Install the device in a well ventilated place. Install the device permanently into a proper panel cut-out. Fix
the device with two fasteners supplied with the device. Only front panel must be accessible after
installation is completed.
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Do not operate the device other then the environmental conditions given in Technical Specification.
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Do not operate the device in environments that may cause conductive pollution.
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Take precautions against negative environmental conditions like humidity, vibration, pollution and high/low
temperature during installation.
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Keep device, signal cables and communication cables away from circuit breakers, power cables and
devices/cables emitting electrical noise. Use shielded and twisted signal and communication cables and
connect shield to earth ground on device side. Keep length of signal and communication cables less than 3m.
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In your applications, always use separate and independent mechanical and/or electromechanical
devices/apparatus to support AR2 to handle emergency cases.
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Use insulated cable end-sleeves at the end of cables screwed to the device connector terminals.
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Maximum torque for screwing; 0.5 N.m.
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You can download “GEMO Ladder Editor” and its user’s manual to program AR2 from web site
www.gemo.com.tr free of charge.
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Please check www.gemo.com.tr for latest editor, device and documentation updates regularly. All updates
and all information are subject to change without notice.
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Use twisted pair shielded (24 AWG) cable for RS-485 connection. Line termination may be required. Refer
to related application note for correct termination.
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Analog inputs, PTC input, RS-232 and RS-485 inputs are not electrically isolated from each other. The
sensors connected to the Analog inputs should be powered with regulated and double isolated external
power supplies. Possible ground fault may result RS-485 communication failure.
PC DATA CABLES (RS-232)
Gürbüzoğlu Elektronik San. ve Tic. Ltd. Şti. http://www.gemo.com.tr
Çamlıtepe Cad. No:297 / 3-4 Siteler, Ankara, Türkiye e-mail: info@gemo.com.tr
Tel: +90-312-3503900, Fax: +90-312-3511117
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