VEGA Capacitive electrodes EL 4 … 20 mA - Compact - Manual (Page 8)

8 Capacitive electrodes EL 4 … 20 mA - Compact
22652-EN-020809
Oscillators in two-wire technology for capacitive electrodes EL
Type Application Meas. range Frequency Signal condit.
instrument
CAP E32 Compact electronics 4 … 20 mA for 0 - 3000 pF 300 KHz not necessary
Ex continuous level measurement,
acc. to the principle of phase-
selective admittance processing.
Parameter adjustment via key pushing
on the oscillator
CAP E32 Compact electronics 4 … 20 mA for 0 - 3000 pF 300 KHz not necessary
HEx continuous level measurement,
acc. to the principle of phase-
selective admittance processing.
Parameter adjustment via key pushing
on the oscillator, VVO from V. 2.30 or
HART
® handheld
Oscillators CAP E32 Ex, CAP E32 H Ex
Protection class II
Overvoltage category III
Frequency 300 KHz
Capacitance ranges 0 … 3000 pF
Supply voltage 12 … 36 V DC
in Ex applications note the permissible electrical
connection values stated in the certificate
Permissible residual ripple U
SS
less or equal 1 V
Potential separation min. 500 V DC
Product description
12
200
600
800
18 24 30 36
1000
Load in
Ohm
Supply voltage
in V
Accessory
Fixing spring of 1.4571
- length
approx. 185 mm (stressed)
- tensile force approx. 200 N
Weight
Basic weight (e.g. EL 24) approx. 0.8 kg
Rod weight ø 6 mm - 0.23 kg/m
ø 10 mm - 0.62 kg/m