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Siemens sitrans, Инструкция по эксплуатации

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Page 2

SITRANS AS 100 – INSTRUCTION MANUAL

7ML19985DM02

Specifications

Model

• standard

standard operating temperature range (see below)

• extended

extended operating temperature range (see below)

Power

• 20 to 30 V DC
• 18 mA typical

Operating Temperature

• standard

1

-20 to 80 °C   (-4 to 176 °F)

• extended:

-30 to 120 °C (-22 to 248 °F)

2

 or 

-40 to 125 °C (-40 to 257 °F)

Relative Sensitivity

• 0.5% / °C of reading, average over the operating range

Output

• analog, 0.08 to 10 V DC nominal, 100 K

Ω

 minimum load impedance

Construction

• housing 

304 stainless steel

303 stainless steel (hazardous rated version)

• cable 

standard:  4 m (13 ft) cable, PVC jacketed, 3 twisted pairs, 24 AWG, 

shielded
extended:  4 m (13 ft) cable, thermoplastic elastomer jacketed, 6 
conductor, 24 AWG conductor, shielded

1.

Class II and ATEX II versions available

2.

Class II version available

Содержание sitrans

Страница 1: ...Instruction Manual April 2005 AS 100 sitrans ...

Страница 2: ...urage users to purchase authorized bound manuals or to view electronic versions as designed and authored by Siemens Milltronics Process Instruments Inc Siemens Milltronics Process Instruments Inc will not be responsible for the contents of partial or whole reproductions of either bound or electronic versions While we have verified the contents of this manual for agreement with the instrumentation ...

Страница 3: ... 6 Ideal Locations 6 Conditions to Avoid 6 Conditions to Consider 6 Mounting 7 Temperature Considerations 8 Interconnection 9 SITRANS AS 100 Standard Temperature Version ST 9 Extended Temperature Version ET 9 Analog Output 10 Relative Sensitivity 10 Applications 11 Pneumatic Conveyor 11 Screw Conveyor Discharge 11 Diverter Gate 11 ...

Страница 4: ...ii ...

Страница 5: ...ies The sensor can be configured electrically during wiring to operate in either low or high sensitivity range mode The high sensitivity range applies where highest signal levels vary up to 40 dB The low sensitivity range applies where highest signal levels vary between 28 and 68 dB SITRANS AS 100 Sensor provides an analog output for use with the Sitrans Control Unit The Sensor may be operated ind...

Страница 6: ... 248 F 2 or 40 to 125 C 40 to 257 F Relative Sensitivity 0 5 C of reading average over the operating range Output analog 0 08 to 10 V DC nominal 100 KΩ minimum load impedance Construction housing 304 stainless steel 303 stainless steel hazardous rated version cable standard 4 m 13 ft cable PVC jacketed 3 twisted pairs 24 AWG shielded extended 4 m 13 ft cable thermoplastic elastomer jacketed 6 cond...

Страница 7: ...ess Protection IP 68 waterproof The IP 68 test was performed by immersing the enclosure in 1 8m of water for 30 minutes Weight 0 4 kg 1 lb Approvals General CE Hazardous Europe ATEX II 3D US FM Class II Div 1 Groups E F G Canada CSA Class II Div 1 Groups E F G ...

Страница 8: ...TRANS AS 100 Class II Rated ST and ET Versions 8mm 0 3 44mm 1 8 36mm 1 4 17mm 0 7 67mm 2 7 mounting post 17A F nut and M10 thread 6 x 24 AWG cable 8mm 0 3 44mm 1 8 36mm 1 4 32mm 1 3 82mm 3 2 mounting post 17A F nut and M10 thread 6 x 24 AWG cable NPT CSA and FM approvals or M20 ATEX approval female conduit fitting ...

Страница 9: ...ccessories Extension Tab optional Mounting Disc optional Note Both Tab and Disc are 304SS 10mm 0 4 85mm 3 3 15mm 0 6 15mm 0 6 bolt hole 14mm 0 55 Ø SITRANS AS 100 mounting hole M10 thread 30mm 1 2 30mm 1 2 Ø SITRANS AS 100 mounting hole M10 thread 15mm 0 6 ...

Страница 10: ...liners as these tend to attenuate acoustic emission levels Conditions to Consider joints and interfaces attenuate the acoustic emission levels minimal temperature variation where acoustic emission levels are weak location should provide sufficient response time in alarm or control circuit e g loss of bearing lubrication plug chute detection Solids Flow Sensing Good friction between product and pip...

Страница 11: ...onnection on page 9 Coating the contact surfaces with grease enhances the propagation of acoustic emissions to the Sensor Mounting Method Acoustic Coupling and Sensitivity Clearance hole Good Drill and Tap Good Mounting Disc Good Extension Tab Fair Note To ensure proper coupling the face of the Sensor nut must be tight to the application surface Clearance Hole Insert mounting post through hole in ...

Страница 12: ...facturer s instructions to ensure proper adhesion Warning Temperature at Sensor must not exceed minimum or maximum ratings Extension Tab Screw Sensor into threaded hole of tab and fasten onto device being monitored Mounting Disc Screw Sensor into disc after welding or bonding disc onto device being monitored Note for standard Temperature range model maximum temperature is 80 C Note If the flange t...

Страница 13: ... for high or low sensitivity range operation Notes Connect shield to ground at one end only If Sensor mounting is grounded leave cable shield disconnected If Sensor mounting is not grounded connect cable shield to ground Sensor range selection high sensitivity range green to Vsup low sensitivity range green to Vsup or 20 to 30 V DC supply input analog output 0 08 to 10 V DC nominal Vsup Vsens shie...

Страница 14: ...KΩ Refer to Installation on page 6 or Interconnection on page 9 Relative Sensitivity The sensitivity of acoustic emission is affected by temperature In most applications this is not a concern when considering the much greater changes in signal level due to changes in flow However it is important to be aware of the effect The sensitivity of the SITRANS AS 100 Sensor decreases with increasing temper...

Страница 15: ...d to a pelletiser by means of a screw feeder When loss of flow is detected by the Sensor an alarm in the control room informs the operator of a possible blockage Recommended location is any point along the under side of chute where there is friction due to the flow of material Screw Conveyor Discharge The process material is stored in a hopper and fed into the process through a diverter gate A Sen...

Страница 16: ...TRUCTION MANUAL 7ML19985DM02 Leak Detection Cavitation Monitoring Machine Condition Monitoring Install the SITRANS AS 100 Sensor in either A or B locations B A Install the SITRANS AS 100 Sensor in either A or B locations A A B B ...

Страница 17: ... Extended Temperature Version ET 9 Extension Tab 8 F Features 1 G General Information 1 I Ideal Location 6 Ingress Protection 3 Installation 6 Interconnection 9 L Leak Detection 12 M Model 2 Mounting 7 Mounting Disc 8 O Operating Temperature 2 Output 2 P Pneumatic Conveyor 11 Power 2 R Relative Sensitivity 10 S Screw Conveyor Discharge 11 Solids Flow Sensing 6 Specifications 2 T Temperature Consid...

Страница 18: ...Notes ...

Страница 19: ......

Страница 20: ...ltronics Process Instruments Inc 1954Technology Drive P O Box 4225 Peterborough ON Canada K9J 7B1 Tel 705 745 2431 Fax 705 741 0466 Email techpubs smpi siemens com Siemens Milltronics Process Instruments Inc 2005 Subject to change without prior notice Printed in Canada ...

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