wtw LF 170 - Page 27

LF 170 Operation
93
ba54104e09 11/2010
CR1
(continued)
, Measuring range 0.0 ... 199.9 mS/cm
or Auto:
(step size 10 mS/cm)
Sal, measuring range 0.0 ... 70.0:
(step size 5)
Note:
If a measuring range is exceeded
(OFL), the analog output outputs a constant
signal of 20.5 mA. The analog output
automatically returns to the selected range
after the violation of the measuring range
has ended.
CR2
(only with RT and
RT RS option)
z rEC °C Measured value range of the REC 2 analog
output (temperature value).
After confirming the reC (°C) selection with
<ENTER> you can adapt the upper and
lower final value.
Operating notes:
– The setting is carried out in the order:
upper final value -> lower final value
– Press 1x <ENTER> in between.
The following settings are possible:
Sensor type 700, 600 or 300:
(step size 1 °C)
(continues on the next page)
Setting Selection/Values Explanation
(values in bold typeface = values on delivery)
Upper final value: 50.0 ... 199.9 mS/cm
Lower final value: 0.0 ... 149.9 mS/cm
Minimum spacing: 50 mS/cm
Upper final value: 10 ... 70
Lower final value: 0
Minimum spacing: 10
Upper final value: 15 ... 50 ... 60 °C
Lower final value: -5 ... 0 ... 40°C
Minimum spacing: 20 °C