Siemens EF 725 Series - User Manual
Siemens EF 725 Series – User Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.
Table of Contents:
- Page 2 – minimum span
- Page 3 – TX; ELECTRICAL CHARACTERISTICS AND OPTIONS; MINIMUM OPERATING VOLTAGES; Supply voltage; Total loop resistance; HART digital communication
- Page 6 – amb; Terminal block
- Page 7 – CONFIGURATION
- Page 8 – MOUNTING DIMENSIONS; Transmitter with barrel housing
- Page 9 – Wafer type seal; OF; SIZE; Capillary to; ELECTRICAL CONNECTIONS; • HART Version
- Page 10 – PRODUCT CODE; abcde f g hijk l m n op; Code; Material
- Page 12 – ORDERING INFORMATION; ab c d e f
1
600T EN Series Pressure Transmitters
Model 621EM
Liquid level, interface and density
Specification sheet
The all new 600T Series transmitter
The first choice pressure transmitter is
now an even bigger choice
High installed base accuracy :
±
0.10%
Reliable inductive sensing system coupled
with the very latest digital technologies
- ensures high performance at all process
conditions
Specific design for low pressure
Wide selection of materials
- meet virtually all process requirements
HART 4-20 mA, Profibus PA, FF versions
with plug-and-play electronics replacement
- provides interchangeability for upgrading
transmitter
Local snap calibration and full management
via hand terminal or PC-running software
HART®, Profibus PA, FF communications
- allows integration with standard process bus
CoMeter display option
- offers HART Configuration capabilities
combined with local indication
Ecoefficient life cycle
- e n s u r e s l o w e n v i r o n m e n t a l i m p a c t i n
compliance with LCA assessment to ISO
14040 standard
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Summary
2 Sensor code Upper Range Limit (URL) 621EM Liquid level interface, density Lower Range Limit (LRL) 2.5 kPa25 mbar10 inH 2 O 10 kPa100 mbar40.1 inH 2 O A B - 2.5 kPa- 25 mbar- 10 inH 2 O - 10 kPa- 100 mbar- 40.1 inH 2 O Minimum Span 0.25 kPa2.5 mbar1 inH 2 O 1 kPa10 mbar4 inH 2 O FUNCTIONAL SPECIFIC...
3 Sensor (URL) coefficient K5 The seal(s) constant time is calculated by the following formula T S6 (sec) = [K1 x (K2 + K3 x K4) x K5] The total constant time of the transmitter/seal system is thecombination of relevant response times by the followingformula: T TX (sec) = T TR + T S6 ) x 1.2] + 0.1 ...
6 Environmental protection Wet and dust-laden atmospheres The transmitter is dust and sand tight and protected againstimmersion effects as defined by IEC 529 (1989) to IP 67 (IP 68on request) or by NEMA to 4X or by JIS to C0920 Hazardous atmospheres With or without output meter/integral displayINTRI...
