Lutron Electronics CT-2012 Operation Manual Download | Manualshive

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4-20 mA
Controller/Alarm
Indicator

Model : CT-2012

Your  purchase  of  this  4  to  20  mA  CONTROLLER  marks  a
step  forward  for  you  into  the  field  of  precision
measurement.    Although  this  METER  is  a  complex  and
delicate  instrument,  its  durable  structure  will  allow  many
years  of  use  if  proper  operating  techniques  are
developed.  Please  read  the  following  instructions
carefully and always keep this manual within easy reach.

OPERATION MANUAL

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Summary of Contents for CT-2012

Page 1: ...d for you into the field of precision measurement Although this METER is a complex and delicate instrument its durable structure will allow many years of use if proper operating techniques are developed Please read the following instructions carefully and always keep this manual within easy reach OPERATION MANUAL ...

Page 2: ...y the user Repair or after service should be done by a qualified technician only Power supply should apply the correct ACV power voltage Cleaning Only use the dry cloth to clean the plastic case Equipment protected throughout by Double Insulation or Reinforced Insulation Environmental Condition Comply with EN61010 Transient over voltage at Mains Supply 2500V Pollution Degree 2 Altitude up to 2000 ...

Page 3: ...2 1st layer setting procedures 7 a Control Low limit value setting 7 b Control High limit value setting 7 c Alarm Low limit value setting 8 d Alarm High limit value setting 8 4 3 2nd layer setting procedures 9 a Point position setting 9 b 4 mA value setting 9 c 20 mA value setting 10 d Digital filter value setting 10 e Control hysteresis value setting 11 f Alarm hysteresis value setting 12 g Offse...

Page 4: ...high performance Controller Alarm Indicator for following measuring functions Humidity Light pH Dissolved Oxygen Conductivity Vibration Pressure Sound Temperature RPM Hz Load cell Weight Force Potential Angle Level ACV ACA DCV DCA WATT Easy to adjust the function factors by push button on the front panel Control output 2 points COM NO Alarm output 2 points COM NO Control Relay will make action whe...

Page 5: ...oint can select to DP1 DP2 DP3 Until set the display value all the data will save into the memory circuit permanently Input Signal Linear 4 to 20 mA Circuit Custom chip of microprocessor LSI circuit Sampling Time Approx 1 second Relay Output Number 2 relays Function Relay 1 High Low control relay Relay 2 High Low alarm relay Max load 0 5 ACA 250 ACV 0 5 DCA 24 DCV Do not apply the relay contact lo...

Page 6: ... reading Offset adjustment Gain adjustment RS232 output unit code setting Default of internal function Without advice previously the function of CT 2012 will preset 4 mA 0 20 mA 9999 High control mode High alarm mode RS232 output unit code 0 no unit Front Panel Control set point value adjustment Function Measuring value Process value Selection offset Use to offset the PV indication from the actual...

Page 7: ...ox 4 9 VA AC 220V Weight 384 g 0 84 LB Dimension DIN size 96 x 48 mm Panel cut size 92 mm x 46 mm Depth 110 mm Accessories Instruction manual 1 PC Included Case holder with screw 2 PCs Optional Data Acquisition software Accessories SW U801 WIN RS232 cable UPCB 02 USB cable USB 01 4 ...

Page 8: ...N Fig 1 3 1 Display 3 2 PV process value indicator 3 3 SV set value indicator 3 4 Set Button 3 5 Button 3 6 Button 3 7 Control relay indicator 3 8 Alarm relay indicator 3 9 Wire terminals 3 10 Case holder 3 11 RS232 terminal 5 ...

Page 9: ...terminals 2 Connect the Control Relay output from T3 T4 Connect the Alarm Relay output from T5 T6 3 Connect the input signal 4 to 20 mA DC to to the input terminal T15 T16 4 T7 T8 are DC 12 V power supply terminal If the measured installation transmitters need the the external DC 12V power supply can connect its power supply from T7 T8 6 ...

Page 10: ...he desiring Control Low limit value press the Set Button 3 4 Fig 1 to save the setting value Remark During adjust the value the SV indicator 3 3 Fig 1 will light The function of Control Low limit value setting refer to page 11 Fig 3 b Control High limit value setting 1 After finish above Control Low limit value setting press the Set Button 3 4 Fig 1 once the Display will show CtHi now the meter is...

Page 11: ... Fig 1 to save the setting value Remark When adjust the value the SV indicator 3 3 Fig 1 will light The function of Alarm Low limit value setting refer to page 12 Fig 4 d Alarm High limit value setting 1 After finish above Alarm Low limit value setting press the Set Button 3 4 Fig 1 once the Display will show ALHi now the meter is ready for the Alarm High limit value setting 2 Use the Button 3 5 F...

Page 12: ...eady for the Point position Setting 2 Use the Button 3 5 Fig 1 and the Button 3 6 Fig 1 to adjust the desiring Point position press the Set Button 3 4 Fig 1 to save the setting value Remark During adjust the value the SV indicator 3 3 Fig 1 will light b 4 mA value setting 1 After finish the Point position press the Set Button 3 4 Fig 1 once the Display will show 4 A now the meter is ready for the ...

Page 13: ...ue the SV indicator 3 3 Fig 1 will light d Digital filter value setting 1 After finish the 20 mA value setting press the Set Button 3 4 Fig 1 once the Display will show FiLt now the meter is ready for the Digital filter value setting 2 Use the Button 3 5 Fig 1 and the Button 3 6 Fig 1 to adjust the desiring Digital filter value press the Set Button 3 4 Fig 1 to save the setting value Remark During...

Page 14: ...ig 1 to save the setting value Remark During adjust the value the SV indicator 3 3 Fig 1 will light The function of Control Hysteresis value setting refer to following Fig 3 For example Fig 3 Control high limit value CtHi 500 Control low limit value CtLo 100 Control Hysteresis value CtHy 5 a The control relay will On when measuring value up to 500 The control relay will Off again when measuring va...

Page 15: ...ton 3 4 Fig 1 to save the setting value Remark During adjust the value the SV indicator 3 3 Fig 1 will light The function of Alarm Hysteresis value setting refer to following Fig 4 Fig 4 For example Alarm High limit value ALHi 100 Alarm Low limit value ALLo 20 Alarm Hysteresis value ALHy 5 a The alarm relay will On when measuring value up to 100 The alarm relay will Off again when measuring value ...

Page 16: ... Remark During adjust the value the SV indicator 3 3 Fig 1 will light h Gain value setting 1 After finish the Offset value setting press the Set Button 3 4 Fig 1 once the Display will show oFSt now the meter is ready for the the Gain value adjustment setting 2 Use the Button 3 5 Fig 1 and the Button 3 6 Fig 1 to adjust the desiring Gain value press the Set Button 3 4 Fig 1 to save the setting valu...

Page 17: ...the setting value Remark During adjust the unit code no the SV indicator 3 3 Fig 1 will light The RS232 output code list please refer chapter 5 page 16 5 RS232 PC SERIAL INTERFACE The instrument has RS232 PC serial interface via a 3 5 mm terminal 3 11 Fig 1 The data output is a 16 digit stream which can be utilized for user s specific application A RS232 lead with the following connection will be ...

Page 18: ...data 1 When send the lower display data 2 D12 D11 Unit code no refer to the table page 16 D10 Polarity 0 Positive 1 Negative D9 Decimal Point DP position from right to the left 0 No DP 1 1 DP 2 2 DP 3 3 DP D8 to D1 Display reading D8 MSD D1 LSD For example If the display reading is 1234 then D8 to D1 is 00001234 D0 End Word RS232 setting Baud rate 9600 Parity No parity Data bit no 8 Data bits Stop...

Page 19: ...F 77 Kgc2 12 ml h 45 hfe 78 mmHg 13 uS 46 DIO 79 mH2O 14 mS 47 WATT 80 inHg 15 Lux 48 KWAT 81 Kgcm 16 Ftcd 49 ACmV 82 Lbin 17 dB 50 ACV 83 N cm 18 mV 51 ACuA 84 CMM 19 PPM 52 ACA 85 CFM 20 mg 53 ACmA 86 mbar 21 Tesl 54 PF 87 Pa 22 bar 55 Kg 88 kPa 23 PSI 56 Lb 89 uHg 24 cmHg 57 gram 90 Torr 25 iH2O 58 oz 91 hPa 26 ATP 59 NewT 92 m s2 27 RPM 60 m m 93 mm s 28 in m 61 Hour 94 mm 29 cm m 62 Min 95 cm...

Page 20: ...e than 5 seconds until the Display show the text rSt release the buttons After rSt text flashing 2 times will return to the normal screen The meter system will be reset all the calibration data will be cleared the meter s internal function will return the default value 7 THE ADDRESS OF AFTER SERVICE CENTER 17 0912 CT2012 ...

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