beautypg.com

8 span value – Toshiba Tohsiba Electromagnetic Flowmeter Converter L5232 User Manual

Page 73

background image

6F8A0917

- 72 -

8.2.8 Span

Value

(Range)

The following constants are set here.

(1) Range type

(2) Span unit (changeable only for Range 1)

(3) Span value

(4) Hysteresis

Range type

By selecting the range type, the multi-range function can be used in which the range in operation is
switched between the multiple ranges depending on whether the flow rate is value large or small, or
the flow direction is forward or reverse.
If it is not necessary to use the multi-range function, set the Range type to Single range.

RANGE TYPE

RANGE TYPE

1:SINGLE

Single range

2:4F-0R

Single direction, 4 ranges

Internal automatic switching

3:2F-2R

Forward/reverse direction, 2 ranges

Internal automatic switching

4:EXT.2F-0R

Single direction, 2 ranges

External signal switching

5:EXT.2F-2R

Forward/reverse direction, 2 ranges

External signal switching

6:EXT.4F-0R

Single direction, 4 ranges

External signal switching

Note: To use the multi-range function, the following DO and DI are required:

In the case of internal automatic switching ranges

2 ranges, forward/reverse range·························1 Digital Output
3 ranges or more, forward/reverse 2 ranges·······2 Digital Outputs

In the case of external signal switching ranges

2 ranges, forward/reverse range·························1 Digital Inputs
3 ranges or more, forward/reverse 2 ranges·······2 Digital Inputs