5
(2) Confirmation of Accessories
This instruction manual 1copy
The Communication interface instruction manual (in case optional communication function is added) 1copy
Unit seals 1 sheet
Current detector for heater break alarm (CT) (in case optional heater break alarm function is added)
For 30A: Model CTL-6-S 1 pc.
For 50A: Model CTL-12-S36-8 1 pc.
NOTE: For any problem with the product, shortage of accessories or request for information, please
contact our agent or our sales office in your neighborhood.
2-2. Handling Instruction
Do not operate the keys on the front panel with a hard or sharply pointed object. Operate the keys only by softly
touching them by your fingertips.
When cleaning the instrument, wipe it gently with a dry cloth. Never use solvent such as a thinner.
3. Installation and Wiring
3-1. Installation Site (environmental conditions)
* Indoors
* Location without direct sunlight
* Location with no dew condensation
CAUTION
This instrument should not be used in any of the places mentioned below.
Selection of these places may result in trouble with the instrument, damage to it or even a fire.
ۑ
1
Where flammable gas, corrosive gas, oil mist and particles that can deteriorate electrical insulation are
generated or abundant.
ۑ
2
Where the temperature is below í10°C or above 50°C.
ۑ
3
Where the relative humidity is above 90%RH or below the dew point.
ۑ
4
Where highly intense vibration or impact is generated or transferred.
ۑ
5
Near high voltage power lines or where inductive interference can affect the operation of the instrument.
ۑ
6
Where the instrument is exposed to dew drops or direct sunlight.
ۑ
7
Where the height is above 2000 m.
ۑ
8
Outdoors.
NOTE: The environmental conditions belong to the tansient over voltage category II of IEC60664 and the degree of
pollution is 2.
3-2. Mounting
CAUTION
For safety's sake and to protect the functionality of the product, do not draw out its body from the case.
If it needs to be drawn out for replacement or repair, call our agent or our sales office in your neighborhood.
ۑ
1
Cut a hole for mounting the controller in the panel by referring to the cutout drawing in Section 3-3.
ۑ
2
The panel thickness should be 1.0 to 4.0 mm.
ۑ
3
As the instrument is provided with pawls for fixing, just press it firmly from the front of the panel.
ۑ
4
The SR90 series instrument is designed in a panel-mounting mode. Never use it without mounting on the panel.
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