WDV Molline MZ Manual De Instrucciones página 44

ANNEX 3: Installation of the Cyble sensor
1) Mounting
ANNEX 4: Transmitters characteristics and plugging
Unless on the nameplate noted the following electrical parameter shall be considered:
Low Frequency transmitters (LF):
1) Internal Reed contacts characteristics
• Hermetically sealed contacts
Maximum terminal voltage: 30 Volt and maxi-
-
mum current according to EN 60079-11.
• Ambient temperature Ta= -30°C to +60°C
• Minimum pulse time: 0,4 s
2) Cyble sensor
• It conforms to CENELEC standard EN 60079-
11 with:
Ui ≤ 14,3 Volt
-
Ii ≤ 50 mA
-
Plugging of the meter (extern view of the socket installed on the meter)
DIN45322
42
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2) Screwing (Max torque: 0,25 Nm)
LF, MF
Inductive transmitters:
1) High Frequency transmitters characteristics
• Proximity detectors conform to 60947-5-6
(NAMUR) standards.
• They conform to CENELEC standards (EN
60079-0 and EN 60079-11) with:
Ui ≤ 15 Volt
-
Ii ≤ 50 mA
-
Ci ≤ 90 ηF
-
Li ≤ 100 μH
-
Pi ≤ 120 mW
-
• Ambient temperature Ta= -30°C to +60°C
2) Medium Frequency transmitter
• It conforms to CENELEC standards (EN
60079-0 and EN 60079-11) with:
Ui ≤ 16 Volt
-
Ii ≤ 52 mA
-
Ci ≤ 50 ηF
-
Li ≤ 250 μH
-
Pi ≤ 64 mW
-
HF
DIN41524
3) Sealing