Technical information

IM-P343-29 CH Issue 5 5
2.4 Installation for hazardous areas and certification
- General information
SP200 Smart Positioner is available for Intrinsic Safety applications, model identification
is SP200is.
In case of use in hazardous areas with danger of explosion, it must be verified that the
identified type of positioner fits for the classification of the zone and for the presence of
flammable substances in the plant.
Model SP200is is certified by EC-type Examination Certificate N. IMQ 07 ATEX 011- EC
Directive ATEX 94/9/CE with following classification:
II 2GD
and protective system:
Ex ia IIC T6 / Ex iaD 21 T85°C (Tamb –20/+40°C)
Ex ia IIC T5 / Ex iaD 21 T100°C (Tamb –20/+65°C)
Ex ia IIC T4 / Ex iaD 21 T135°C (Tamb –20/+80°C)
2.4.1 Safety data definitions
Group II: surface plants
Category 2: fit for zone 1 Gases – zone 21 Dusts: an area in which an explosive mixture is
likely to occur in normal operation
G (Gas): fit for explosive gases
D (Dust): fit for flammable dusts
Protection system (Intrinsic Safety): Ex ia for Gases
Ex iaD for Dusts
IIC : gas group IIC including Hydrogen and Acetylene
Temperature classification T6 (Maximum surface temperature = 85°C)
Temperature classification T5 (Maximum surface temperature = 100°C)
Temperature classification T4 (Maximum surface temperature = 135°C)