Ametek Drexelbrook DR7000 Series Podręcznik instrukcji dodatkowych - Strona 12
Przeglądaj online lub pobierz pdf Podręcznik instrukcji dodatkowych dla Przyrządy pomiarowe Ametek Drexelbrook DR7000 Series. Ametek Drexelbrook DR7000 Series 20 stron. Radar level instrument for 2-wire control systems (liquids)
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DR7000 SERIES
3.1 General notes
WARNING!
•
De-energize the circuit.
Use the applicable cable glands for the cable entry openings in the housing (M20×1.5 or
•
NPT). For the cable entry size, refer to the device nameplate.
½
If ambient temperature >70
•
entry plugs certified for continuous operation above +80
3.2 Terminal compartment
3.2.1 How to open the terminal compartment
Figure 3-1: How to open the terminal compartment
1 Cover stop
2 Terminal compartment cover
WARNING!
Do not remove the terminal compartment cover while the electrical power is connected.
• De-energize the circuit.
• After the time given in the table that follows, remove the cover stop 1.
i
Use a 3 mm allen wrench.
• Remove the terminal compartment cover 2.
Time necessary to de-energize an Ex d[ia]- or Ex tD[iaD]-approved device
DR7000-LM IECEX, EDO# 9-10-104, Issue# 1
°
C / >158
Temperature class
T6
T5
T4, T3
ELECTRICAL CONNECTIONS
°
F, use heat-resistant cables, cable glands and cable
Time to de-energize the Ex d[ia]- or Ex tD[iaD]-
www.drexelbrook.com
°
C / +176
°
F.
approved device
[minutes]
3
20
10
Not necessary
12