Technical Data - Ista ultego III smart plus Technical Description

Technical data

3 Technical data
General
Measuring accuracy
Environment class
Mechanical class
Electromagnetic class
Ambient humidity
Max. height
Storage temperature
Electronic unit
Ambient temperature
Housing protection rating
Power supply
Operation threshold for T
Temperature difference T
Temperature measurement range 0 ... 180 °C
LCD
Optical interface
Communication
Separability
Temperature sensor
Type
Connection type
Cable length
Construction type
Temperature range
Volume measurement unit
Protection class
Mounting place
Installation position
Flow straightening
Measuring range
Temperature range
Maximum overload
Nominal pressure
qp
Overall length and connection
m³/h
0.6 110 mm (3/4 '')
1.5 110 mm (3/4 '')
2.5
Class 2 or 3 (EN 1434)
A (EN 1434) for indoor installation
M1 / M2 *)
E1 *)
*) acc. to 2014/32/EU Directive on Measuring Instruments
< 93 % relative humidity at 25 °C,
without condensation
2000 m above sea level
-20 ... 60 °C
5 ... 55 °C
IP 54 acc. to EN 60529
Battery for 6 or 11 years
0.2 K
3 K ... 80 K
7 digit
Standard, EN 62056-21
Optional
Always, cable length 1.5 m
Pt500 acc. to EN 60751, not detachable
Pt500, 2 wire technology
1,5 m
Bulb sensor ø 5.2 × 45 mm,
DS direct short, M10 x 27.5 mm
0 ... 105 °C
IP 54 acc. to EN 60529, optional IP 65
Hot side / cold side
Any, horizontal or vertical
None
1:100
5 ... 105 °C
qs = 2 x qp, permanent
PN16 (1.6 MPa; PS16)
PN25 (2.5 MPa; PS25)
190 mm (1 '')
130 mm (1 '') 190 mm (1 '')
130 mm (1 '') 190 mm (1 '')
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