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Mã sản phẩm:
7ML1002
Tên sản phẩm:
OCM III
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The OCM III is a high accuracy ultrasonic flow monitor for open channels.
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Mode of Operation |
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Measuring range1) |
0.3 to 1.2 m (1 to 4 ft) or 0.6 to 3 m (2 to 10 ft) |
Output |
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Transducer |
Echomax® XRS-5, 44 kHz |
Relays |
3 alarm/control relays, 1 SPDT Form C contact per relay, rated 5 A at 250 V AC non-inductive or 30 V DC |
mA output |
0/4 to 20 mA, isolated |
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1 KΩ max. load |
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5 uA |
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300 V AC continuous |
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+24 V DC, 20 mA average to 200 mA at 1/10 duty cycle max. 0 to 20 |
Accuracy |
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Error in measurement |
±1 mm/m, calculated error less than 0.02% |
Resolution |
0.2 mm (0.007") |
Rated operating conditions |
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Installation conditions |
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Location |
Indoor/outdoor |
Installation category |
II |
Pollution degree |
4 |
Ambient conditions |
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Ambient temperature (enclosure) |
-20 to +50 °C (-5 to +122 °F) |
Design |
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Weight |
2.3 kg (5.1 lbs) |
Material (enclosure) |
Polycarbonate |
Degree of protection (enclosure) |
IP65/Type 4X/NEMA 4X |
Cable |
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Transducer and mA output signal |
- Transducer: co-axial to be RG62-A/U low capacity
- mA output signal to be 2 copper conductors, twisted, with foil shield/drain wire, 300 V 0.5 to 0.75 mm² (22 to 18 AWG)
- Relay/power to be copper conductors per local requirements to meet 250 V 5 A contact rating
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Max. separation between transducer and transceiver |
183 m (600 ft) |
Displays and controls |
LCD 5 x 7 dot matrix display with 2 lines of 40 characters each |
Programming |
Via removable programmer and communication link |
Memory |
3 V battery (NEDA 5003LC or equivalent), operating life 1 year, SuperCap capacitor for back-up during battery replacement |
Power supply |
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AC version |
100/115/200/230 V AC ± 15%, 50/60 Hz, 20 VA max. |
DC version |
9 to 30 V DC, 8 W max. |
Certificates and approvals |
CE, FM, CSANRTL/C, MCERTS, C-TICK2) |
Communication |
RS-232 or ± 20 mA bipolar current loop, 300, 600, 1200, 2400, 4800, 9600, 19200 baud |
Options |
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Temperature sensor |
TS-2 |
Remote monitoring |
Flow Reporter, a Windows®-based configuration software and data extractor |
Velocity sensor |
Consult with factory |
1) Program range is defined as the empty distance to the face of the transducer plus any range extension 2) EMC performance available upon request Windows® is a registered trademark of Microsoft Corporation
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