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Dametric 

 

TVD-M2 / TVD-M3 

TVD-M2-M3 EN.docx 

May 26, 2011 / BL 

2(8) 

1. 

TECHNICAL SPECIFICATION 

Article number: 

Dametric   

Valmet 

 

SKC 

TVD-M2   TVD-M2   

VAL0123130 

SKC9826773 

TVD-M3 

TVD-M3   

VAL0308989 

-- 

Power supply: 

 

TVD -M2  115 to 230 VAC, +5%/-10%, 48-62 Hz 
TVD -M3  24 VDC, ±10% 

Power consumption:   Max 20VA  
Temperature limit:  

0 to +70 °C 

Enclosure: 

Polycarbonate box, aluminum front, 

  Size 

Width = 150, height = 75, depth = 110 mm 

  Sealing: 

IP20 

  Mounting: 

DIN-rail or two 4-mm screws 

  Weight: 

0.9 kg 

Transducer: 

VIM-T2, TVD-T1, TVD-T2 or TVD-T2S. 

Amplifier: 

Voltage input 

   Sensitivity 

100mVrms = 100% 

  Highpass filter: 

200Hz 

  Lowpass filter: 

Selectable, 10kHz or 40kHz (depending on transducer) 

Front display: 

Led bar graph, scaled 0 - 100%, 5 % per led 

   

Led, yellow indicating active alarm limit outputs 

   

Led, green, indicating active production input 

   

Led, green, indicating power on 

Location attenuator: 

Adjustable in 16 steps between 100 and 21 % of normal gain 

Production attenuator 
  Level: 

Adjustable to 0-50% of normal gain by use of a single turn potentiometer 

  Freq. response: 

See 4.4 

 

  Control input: 

A closed input initiates the production attenuator. The input must be 
galvanically isolated. 

Signal output:  

Galvanically isolated analogue current signal, 4-20 mA, low pass filtered to 
1Hz, max 800Ω load 

Headset output: 

Audio signal for headset, 3.5mm phono contact 

Alarm limit 1,2:  

Adjustable, 0 to 100 %, single turn potentiometers 

Alarm output 1,2: 

1-pole toggling relay contact, max. 230Vac, 1A, 200W 

Connection: 

Detachable screw connectors 

CE approval: 

EN50081-2:1993, EN50082-2:1995, 89/336/EEC. 

 

Содержание TVD-M2

Страница 1: ...D M2 M3 EN docx May 26 2011 BL 1 8 TVD M2 TVD M3 TOUCHPOINT VIBRATION MONITOR USERS MANUAL Contents 1 TECHNICAL SPECIFICATION 2 2 DESCRIPTION 3 3 HANDLING 4 4 SETTINGS 5 5 CONNECTION 7 6 TROUBLE SHOOTING 8 7 CONTACT 8 dametric ...

Страница 2: ...ar graph scaled 0 100 5 per led Led yellow indicating active alarm limit outputs Led green indicating active production input Led green indicating power on Location attenuator Adjustable in 16 steps between 100 and 21 of normal gain Production attenuator Level Adjustable to 0 50 of normal gain by use of a single turn potentiometer Freq response See 4 4 Control input A closed input initiates the pr...

Страница 3: ...uction mode by a closing of an input A single turn potentiometer and a 4 pole dipswitch set attenuation and frequency response The signal can be attenuated for compensation of different transducer location different type of refiners and also the refiner main motor speed A 4 pole dipswitch sets the attenuation The signal level is also amplified to a headset output The headset is connected to a phon...

Страница 4: ... level than limit 1 Production Attenuator This potentiometer is used to change the attenuation during the production mode Usually the signal level will increase while the segment plates wears The potentiometer is used to adjust the touch point signal to a desirable level Limit 1 can then be used as a warning level while limit 2 can be used for interlocking The potentiometer has no effect in the ca...

Страница 5: ...d in the front panel marked Production 4 2 1 Frequency response The dipswitch SW2 sets the frequency response during the production mode The response can be seen in the graphs on the following page The high pass filter can be set in the range of 0 3 to 19 kHz and is used to reduce the low frequency signals during production The higher frequency setting the higher the attenuation will be at lower f...

Страница 6: ...ith 10 kHz transducer type setting a 0 3 kHz b 2 kHz c 4 kHz d 6 kHz e 8 kHz f 19 kHz 4 4 2 With 40 kHz transducer type setting a 0 3 kHz b 2 kHz c 4 kHz d 6 kHz e 8 kHz f 19 kHz 1k 10k 40k frequency gain 0 2 0 4 0 6 0 8 1 100 a b c d e f 1k 10k 40k frequency gain 0 2 0 4 0 6 0 8 1 100 a b c d e f ...

Страница 7: ...ansducer white brown K3 4 Transducer green yellow K3 5 Transducer cable shield see below K TVDS25 Connect the shield to K3 5 K VIMS25 Isolate the inner shield Connect the outer shield to K3 5 K3 6 8 Signal current output K3 6 4 20 mA K3 7 common K3 8 cable shield K3 9 Ground K3 9 Connect this pin direct to the protective ground close to the unit Use a copper wire with an area of 2 5 mm2 5 4 K4 HEA...

Страница 8: ... power supply must be shut off for at least 2 minutes The LED ramp is constantly indicating 100 Transducer fault or cable fault Is the cable connected to the transducer Check the transducer and the cable At normal conditions the nominal voltage across the transducer is about 10 5Vdc to K3 3 to K3 4 If the voltage is below 6 0V or above 15V the unit is defective 7 CONTACT Sales development producti...

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