Cameron NUFLO MC-III EXP, User Manual

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MC-III™ EXP Flow Analyzer Section 1
Table 1.1—MC-III EXP Specifications
Electrical Safety
Classification
Approved by CSA for US and Canada
Class I, Div. 1, Groups B, C, D (explosion-proof)
Type 4 enclosure
T6 temperature class
Approved by SIRA to
ATEX 10ATEX 1264X
IECEx SIR10.0127X
E
II 2 GD
Ex db IIC T6 Gb (-40°C to 70°C) or Ex tb IIIC T85°C Db (-40°C to 70°C)
System Power
Internal power supply
•
3.6 VDC, D-size lithium battery (2-year typical life)
•
Alkaline battery pack containing 3 C-size industrial-grade batteries (CSA
only)
External power supply (6 to 30 VDC) with internal battery backup (reverse
polarity protected)
Loop-powered (4-20 mA) with internal battery backup
(reverse polarity protected)
Loop power: 8 to 30 VDC
Load resistance: 1100 ohms @ 30 VDC; 200 ohms @ 12 VDC
Operating Temperature
Lithium-Powered: -40°C to 70°C (-40°F to 158°F)
Alkaline-Powered (CSA only): -18°C to 55°C (0°F to 130°F)
LCD contrast is reduced below -20°C (-4°F)
LCD Display
8-digit Total (volume) display (7-segment characters)
6-digit Rate display (11-segment characters for easy-to-read prompts)
0.3” character height
Adjustable contrast and update period
User-selectable units of measurement (Total):
•
Preprogrammed units: BBL, GAL, LIT, M
3
, CF, SCF, any unit x 1000
•
User-defined units
User-selectable units of measurement (Rate):
•
Preprogrammed units: BBL, GAL, LIT, M
3
, CF, SCF (per DAY, HR,
MIN, SEC), any unit x 1000 (per DAY, HR, MIN, SEC)
•
User-defined units
Keypad 6-key membrane switch
Communications/
Archive Retrieval
RS-485 Modbus
®
communications with transfer speeds up to 115.2K (allows
full download in less than 1 minute)
Logging
384 daily logs
768 hourly logs
345 event logs