Cameron NUFLO MC-III EXP, User Manual

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2
Section 1 MC-III™ EXP Flow Analyzer
With the press of a single key, totals are saved to nonvolatile memory, minimizing the risk of data loss even if
a power outage occurs.
Up to 384 daily logs, 768 hourly logs, and 345 event logs can be archived and accessed quickly on demand.
Offering a variety of user-configurable display options, input and output options, RS-485 Modbus
®
compatibility, flow logging, and turbine flowmeter linearization, the MC-III EXP is one of the most versatile
totalizers on the market. For specifications, see
Table 1.1, page 3
.
An optional explosion-proof reset switch further expands the unit’s versatility, making it possible to reset the
total and view daily flow logs without opening the enclosure.
Product Identification
Each device is labeled with a serial tag that identifies the product by part number and serial number and
identifies the device’s input power requirements and safety classification. The CSA-approved device is
marked as shown in Figure 1.2. The ATEX-approved device is marked as shown in Figure 1.3. A description
of the electrical protection afforded by SIRA certification and associated safety markings are also shown in
Figure 1.3.
PART
SERIAL
167018
Figure 1.2—Serial tag for CSA-approved device
Equipment Group II, Category 2 (hazardous conditions
are likely to occur in normal operation occasionally (>10<1000 hours/year)
Explosive Atmosphere: Gas, Dust
Flameproof for explosive gas environments other than
mines; temperature class
CE marking and number of notified
body responsible for production
Explosion-proof marking
Certification numbers
Temperature tested for dust and suitable for use in
Zone 21 area; ingress protection: dust-tight and protected against
the effects of low-pressure jets of water from all directions;
maximum surface temperature: 85°C
NUFLO
TM
MC-III EXP FLOW ANALYZER
PART
SERIAL
FOR INSTALLATION & OPERATION INFO,
SEE MANUAL PART NO. 9A-50165003.
WARNING: DO NOT OPEN WHEN
AN EXPLOSIVE ATMOSPHERE
MAY BE PRESENT.
II 2 GD
AAAA
Ex db IIC T6 Gb (-40
°
C to 70
°
C) or
Ex tb IIIC T85
°
C Db (-40° C to 70 °C)
°
Sira 10ATEX1264X
IECEx SIR10.0127X
INPUT POWER: 6 to 30V @ 6 mA
LOCATION OF MANUFACTURER
Figure 1.3—Serial tag for ATEX-approved device