Burkert Type 8793 - Manual (Page 12)

12
Technical Data
Type 8792, 8793
Pt 100: Measuring range -20 ... +220 °C
Resolution
< 0,1 °C
Measurement current < 1 mA
Input data for set-point value signal
0/4 ... 20 mA:
Input resistance 180 Ω
Resolution
12 bit
0 ... 5/10 V: Input resistance 19 kΩ
Resolution
12 bit
Analogue feedback
max. current 10 mA
(for voltage output 0 ... 5/10 V)
Burden (load) 0 ... 560 Ω
(for voltage output 0/4 ... 20 mA)
Inductive proximity
switches
100 mA current limit
Binary outputs galvanically isolated
Current limiting 100 mA, output is clocked if overload
occurs
Binary input galvanically isolated
0 ... 5 V = log „0“, 10 ... 30 V = log „1“
inverted input in reverse order
(input current < 6 mA)
7.7 Pneumatic data
Control medium Quality classes in accordance with DIN ISO
8573-1
Dust content Class 5, max. particle size 40 µm, max. par-
ticle density 10 mg/m³
Water content Class 3, max. pressure dew point - 20 °C or
min. 10 degrees below the lowest operating
temperature
Oil content Class 5, max. 25 mg/m³
Temperature range
of compressed air
0 ... +60 °C
Pressure range 1.4 – 7 bar
Air flow rate 95 l
N
/ min (at 1.4 bar*) for aeration and
deaeration
150 l
N
/ min (at 6 bar*) for aeration and
deaeration
(Q
Nn
= 100 l
N
/ min (according to definition for
pressure drop from 7 to 6 bar absolute)).
Connections Internal thread G1/4“
* Pressure specifications: Overpressure with respect to
atmospheric pressure
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