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Measuring principle
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Analog to digital conversion
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Measuring points
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Input
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Measuring range
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• Current
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• Voltage
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- 0 V DC ... +10 V DC, 1 ... 5 V,
0 ... 5 V
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Output signal
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Output
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Relays
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2 or 4 SPDT (Form C) internal
and/or 4 SPST (Form A) external;
rated 3 A at 30 VDC and 125/250
VAC resistive load; 1/14 HP
(50 W) at 125/250 V AC for inductive
loads (optional)
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Communications
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- RS 422/485 with Modbus RTU
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Accuracy
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4 ... 20 mA optional output
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± 0.1 % FS ± 0.004 mA
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Process input
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± 0.05 % of span ± 1 count,
square root: 10 ... 100 % FS
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Rated operating conditions
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Ambient conditions
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Storage temperature range
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-40 ... +85 °C (-40 ... +185 °F)
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Operating temperature range
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0 ... 65 °C (32 ... 149 ?F)
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Design
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Weight
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269 g (9.5 oz) (including options)
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Material (enclosure)
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- 1/8 DIN, high impact plastic,
UL94V-0, color: gray
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- Optional plastic, steel and stainless
steel (Type 304, EN 1.4301)
NEMA 4 enclosures
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Degree of protection
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Type 4X, NEMA 4X, IP65 (front
cover); panel gasket provided
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Electrical connection
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mA output signal
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2-core copper conductor, twisted,
shielded, 0.82 ... 3.30 mm? (18 ...
12 AWG), Belden 8 760 or equivalent
is acceptable
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Electrical connection and relay connection
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Copper conductor according to
local requirements,
rated 3A at 250 V AC
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Power supply
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Input voltage option
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85 ... 265 V AC, 50/60 Hz;
90 ... 265 V DC, 20 W max. or
jumper selectable 12/24 V DC
± 10 %, 15 W max
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Transmitter power supply
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Terminals P+ & P-: 24 V DC
± 10 %, 12/24 V DC powered
models selectable for 24, 10, or 5 V DC supply (internal jumper J4),
85 ... 265 V AC models rated at
200 mA max, 12/24 V DC powered
models rated at 100 mA max,
at 50 mA max for 5 or 10 VDC
supply.
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External loop power supply
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35 V DC max.
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Output loop resistance
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- 24 V DC, 10 ... 700 ? max.
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- 35 V DC (external), 100 ... 1 200 ? max.
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Displays and controls
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Main display
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0.6 inch (15 mm) high, red LEDs
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Second display
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0.46 inch (12 mm) high, red
LEDs, 6-digits: each (-99 999 ...
999 999)
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Memory
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- Stores settings for minimum of
10 years if power is lost
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Programming
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- Secondary: Meter Copy or PC
with SITRANS RD Software
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Certificates and approvals
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CE, UL, CUL
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Options
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Enclosures
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Plastic, steel and stainless steel
(Type 304, EN 1.4301) NEMA 4
and 4X enclosures
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