Seg SP760 Series, Instruction Manual

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Smart Positioner
SP760 Series
Ver 1.0 SHINHWA Eng.
- 5 -
1-8 Safety to maintain Flame Explosion Proof in danger area
* Check that explosion proof certification is valid in usage condition and must meet
with condition .
* SP760 positioner is using Flame Explosion Proof (Ex d IIC T6/T5 Gb, Ex tb IIIC
T80°C/T90°C Db)
code . It can be used in Zone 1,2 area.
* In danger area which is exiting explosive gas, explosion proof type of cables or
flame explosion proof packing type cable must be used. In case of using explosive
proof cable ,it must be used by gasket and sealed completely.
* When the power is connected, make sure that do not open SP760 power terminal box .
Before opening terminal box, make sure that power is off completely and after erasing
current and voltage completely, it must be opened.
* SP760 series positioner have 2 ports for power connection. If one side of connection
must be used when using explosive cable or flame explosion proof to packing plug
in the other side should be used explosive blind plug in order to protect.(In case that
the other items shall be required to use except our company's supplying plug blind
approved resistance to explosion proof type structure shieling fitting or flame explosion
proof type cable gland must be used when connecting power on.)
* Ring terminal with surface area of more that 0.195 mm2 with should be used
,and also M4 spring washer should be used to prevent failing out.
* For external ground terminal, ring terminal with surface area of more than 5.5 m2
should be used .
* There will be risk of explosion due to electro-static charge. Static electricity charge
may develop when cleaning the products with a dry cloth. It is imperative to avoid
static electricity charge in the hazard area. If cleaning the surface of the products is
required, please use wet clothes.
1-9 Safety Requirements
Caution
: Failure to observe the notice may result in damage to the device
or may degrade performance.
Warning : Failure to observe the is caution may result in damage to the
device or personal injury.
Danger : Failure to observe the warning may result in serious injuries
or death.