TLV VFM-T2 Скачать руководство пользователя страница 5

 

172-65256M-00  (VFM-T2)  7 Sep 2001

 

Handling Precautions 

This product has been thoroughly inspected before being shipped from the factory. 
When the product is delivered, check the exterior for any damage. 

This section outlines precautions to be taken when handling the product. 

Verifying the Nameplate 

This product is assembled and adjusted to 
meet each specification. The model and rated 
specifications are found on the product 
nameplate located on the outside of the case. 
Verify the number starting with “VT” on the 
sticker located on the display panel and the 
number starting with “VFM” engraved in the 
Tag. No. space on the nameplate of the VFM 
transmitter to which the counter is connected. 
 

 
 

 

 
Location of Nameplate 

u

u

 When making inquiries concerning the product, please be prepared to 

provide details such as the product name, model, product number and 
rated specifications.

 

 

Precautions When Transporting the Product 

1) To prevent damage from accidents during transport, where at all possible, transport 

the product to the installation site in the original packaging in which it was shipped 
from TLV. 

2) During transport, avoid subjecting the product to strong impacts or shocks.

 

 

Precautions When Storing the Product 

If the period of time between the when the product is delivered and when it reaches 
the installation site is long, special consideration must be given to the possible 
occurrence of unexpected accidents. When it is known in advance that the storage 
period might be long, be sure to observe the following precautions. 
 

 

<Caution> After the product has been stored for a long period of no use, it 
is likely that an inspection of the internal components is necessary. 
Please consult with TLV. 

 
1) Where at all possible, store the product in the original packaging in which it was 

shipped from TLV. 

2) Select a location for storage that meets the conditions set forth below. 

Ÿ

 

A location in which it will not be exposed to rain or water. 

Ÿ

 

A location in which it is subjected to minimal vibration or impacts. 

Ÿ

 

A location in which it will experience only slight fluctuations in temperature   

  and humidity (approximately 25

°

C and 65%). 

Nameplate 

Содержание VFM-T2

Страница 1: ...65256M 00 VFM T2 7 September 2001 Vortex Flowmeter Counter VFM T2 Copyright 2001 by TLV CO LTD All rights reserved ISO 9001 ISO 14001 Manufacturer Kakogawa Japan is approved by LRQA LTD to ISO 9001 14...

Страница 2: ...g Terminal Block 7 Input Signal Connection 7 Configuration Block Diagram 8 Functions and Operation 9 The LCD Counter Display 9 Verifying the Meter Factors 9 Calculating Total and Instantaneous Flow Ra...

Страница 3: ...pearance to make sure nothing is out of the ordinary Also be sure to read this manual carefully before use and follow the instructions to be sure of using the product properly If detailed instructions...

Страница 4: ...r damage occurring as a result of failure to observe these precautions Symbols Indicates a DANGER WARNING or CAUTION item DANGER Indicates an urgent situation which poses a threat of death or serious...

Страница 5: ...rt where at all possible transport the product to the installation site in the original packaging in which it was shipped from TLV 2 During transport avoid subjecting the product to strong impacts or...

Страница 6: ...croprocessor and is lightweight and compact in design It offers four independent functions cumulative total flow instantaneous flow rate hourly and per minute total flow and resettable total in a sing...

Страница 7: ...o injury fires damage or other accidents may occur Do not touch the terminals during transmission Failure to observe this precaution could result in such hazards as damage to the product malfunctions...

Страница 8: ...m Caution As incorrect combinations could lead to serious damage to these units be sure to check again after connecting the cables Description of Field Wiring Terminals Name Terminal No Connection and...

Страница 9: ...cuit in the next step When the full scale frequency is in the range of 2 4Hz and the waveform ratio of the input pulse is 1 1 J1 CLOSE F I Circuit converts an input frequency of 4 20mA or 1 5V to an a...

Страница 10: ...sequence Verifying the Meter Factors If the MODE button is pushed when the select switch is set to either C or 4 the meter factors are displayed in the following sequence NOTE For items marked with a...

Страница 11: ...rate in full scale is held within 1 100 T 200ms NOTE It is designed so that when T 5000 ms the instantaneous flow rate on the display will show 0 NOTE Set it so that sampling cycles input period 5000...

Страница 12: ...ove the screws from the rear plate and then take the rear plate off 3 Pull the internal unit out to the rear Waveform Shaping Function Specifications for Type of Pulse Input and Input Settings Jumper...

Страница 13: ...ith the individual specifications Setting the Pulse Output Specifications Selection Jumper J3 1 Synchronized input 1 1 A C 2 Scaled display units standard B C Power Board underside Setting Hard Dividi...

Страница 14: ...manner only the procedure for the meter factor is explained here to avoid duplication Ex Changing the meter factor from 1 2345 to 0 9876 1 Change the position of the select switch from the default pos...

Страница 15: ...3 Verifying the New Meter Factor Setting Change the select switch from F to C and press the MODE button to confirm each individual digit The new meter factor Ex is displayed 14 Change the select switc...

Страница 16: ...fixed l l Set the pulse width to a suitable flow rate range to ensure that the pulse does not become too heavy Operation and Adjustment for Setting and Modifying the Analog Output Circuit Optional The...

Страница 17: ...09 9 B 110 0 119 9 C 120 0 129 9 D 130 0 139 9 E 140 0 149 9 F ON ON ON ON 150 0 199 9 2 OFF OFF OFF OFF 200 0 299 9 3 OFF 300 0 399 9 4 ON 400 0 499 9 5 500 599 6 600 699 7 700 799 8 800 899 9 900 99...

Страница 18: ...onse Operation After pre operational preparations are completed turn on the power Troubleshooting u IMPORTANT u When internal trouble is suspected contact TLV after inspecting the counter by following...

Страница 19: ...to 1 10 or 1 100 When scaler value exceeds 1 150Hz maximum Selection Scaled same unit as displayed standard or synchronized input unscaled Output Signal Open collector after optical isolation Capacity...

Страница 20: ...improper installation use handling etc by other than TLV CO LTD authorized service representatives Malfunctions due to dirt scale rust etc Malfunctions due to improper disassembly and reassembly or i...

Отзывы: