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Safety instructions and measures
Maintenance, calibration and work on equipment
Î Only use intrinsically safe current/voltage calibrators and measuring instruments for
interconnection with intrinsically safe circuits to check or calibrate the equipment in-
side or outside hazardous areas.
Î Observe the maximum permissible values specified in the certificates for intrinsically
safe circuits.
1.5 Warnings on the device
Warning
12
Meaning of the warning
Warning against sudden loud noise
The solenoid valve mounted onto the control valve can cause the pneumatic
actuator to vent. A loud noise may occur during venting. This can cause
hearing damage.
EB 3967 EN
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