Liquisys M CPM223/253 Technical data
Endress+Hauser 107
Signal on alarm 2.4 or 22 mA
Load maximum 500
Output range
Resolution max. 700 digits/mA
Min. distance for
0/4to20mA signal
10% of measuring range
Isolation voltage max. 350 V
RMS
/500 V DC
Overvoltage protection according to EN 61000-4-5
Auxiliary voltage output
Contact outputs
Limit contactor
Controller
Alarm
pH: adjustable, min. 1pH
ORP:
absolute: adjustable, min. 50 mV
relative: fixed, 0 to 100 %
Temperature: adjustable, 10 to 100 % of upper range value
Output voltage: 15 V ± 0.6
Output current: max. 10 mA
Switching current with ohmic load (cos = 1):max. 2 A
Switching current with inductive load
(cos = 0.4): max. 2 A
Switching voltage: max. 250 V AC, 30 V DC
Switching power with ohmic load (cos = 1): max. 500 VA AC, 60 W DC
Switching power with inductive load
(cos = 0.4): max. 500 VA AC, 60 W DC
Pickup/dropout delay: 0 to 2000 s
Function (adjustable): pulse length/pulse frequency controller
Controller response: PID
Control gain K
p
: 0.01 to 20.00
Integral action time T
n
: 0.0 to 999.9 min
Derivative action time T
v
: 0.0 to 999.9 min
Period for pulse length controller: 0.5 to 999.9 s
Frequency for pulse frequency controller: 60 to 180 min
-1
Basic load: 0 to 40% of max. set value
Function (selectable): latching / momentary contact
Alarm threshold adjustment range: pH / temperature: complete measuring
range
Alarm delay: 0 to 2000 s
0 to 2000 min
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