ABB TZIDC-110, Руководство по эксплуатации

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41/18-77 EN Electro-pneumatic positioner TZIDC-110 7
1.2 Device-specific safety instructions
1.2.1 General
1.2.2 Pneumatic safety
!
WARNING
• Any user-made changes or manipulations of the device are prohibited!
Only the manufacturer or an expert for explosion protection are authori-
zed to modify the device.
• Before re-using a TZIDC-110 positioner that has already been used in
another installation place always reset the device to the factory setting.
Never start the autoadjustment function before having restored the fac-
tory setting! Otherwise, hazardous situations may occur due to impro-
per settings.
• Do not use the internal communication interface (X5) on the mother-
board when the TZIDC-110 positioner is installed and used in the
hazardous area.
• The (optional) safety shutdown module must be subject to a functional
test every two years at the latest. Follow the instructions in chapter
3.5.1.
!
WARNING
• Observe the accident prevention rules of the Employers Liability Insu-
rance Association.
• Observe the safety instructions for the pneumatic actuator used. The
actuator's high actuating power may cause injuries !
!
NOTICE
• Take suitable precautions to ensure that even in case of malfunctions
the positioner’s max. admissible operating pressure of 6 bar (90 psi) is
not exceeded. Otherwise, the positioner and/or the actuator may be
damaged.
• The positioner must be supplied with instrument air exempt from oil,
water and dust according to DIN/ISO 8573-1, Class 3
- Purity: max. particle size 5 µm, max. particle density 5 mg/m
3
- Oil content: max. concentration 1 mg/m
3
- Pressure dew point: maximum value 10 K below operating temp.
3
Before connecting the air pipes blow them out to remove dust, splinters
and other particles.