Alarm 1/2 (Limit); Alarm 1/2 (Usp) - Hach POLYMETRON 9125 Operator's Manual

Transmitter 9125 – Conductivity / resistivity measurement
ALARM 1
°C/°F
AFFECT. : Non
LIMIT : 20.3°C
DIR. : Up
DELAY : 30s
HYST. : 10%
RELAY : NO
Select
ALARM 2
USP
MODE:
TEMP: 25.0 °C
LEVEL: 100%
TAB: P.W.
RELAY: NO
Select
Page 44

ALARM 1/2 (limit)

AFFECT. : choice of a limit on the measurement
or on the temperature.
No
S/
°C/°F
LIMIT : value of the limit.
DIR. : choice of the direction :
Up
Down
DELAY : definition of the temporisation when
the relay is interlocking (in seconds).
HYST : definition of the hysteresis in % (10%
max).
RELAY : choice of the relays normally opened
or closed.
N
O
NF

ALARM 1/2 (USP)

The TEMP menu allows the temperature to be
entered in cases where no measurement is
provided by Pt100/Pt1000. If temperature is
measured automatically,
displayed.
The LEVEL menu is used to set the safety margin
with respect to the USP standard: with a level of
50%, the 1.9 μS/cm threshold (50°C) drops to 0.95
μS/cm.
this menu is not