Type 8712 / 8702 Mass Flow Cmosens - Burkert 8626 Instructions De Service

Type 8712 / 8702 MASS FLOW CMOSens

Full scale range (Q
nom
Operating media
max. operating pressure
Calibration medium
Medium temperature
Ambient temperature
Measurement accuracy
(after 1 min. warm-up)
Linearity
Reproducibility
Control range / Span
Setting time (T )
95%
Operating voltage
Connection cross-section
Power consumption
Electrical isolation
Setpoint setting
(to be chosen)
Resolution
Input impedance
(voltage input)
Input impedance
(current input)
3 binary inputs
Process value output
(to be chosen)
Resolution
max. current (voltage outp.) 10 mA
max. burden (curr. outp.)
2 relay outputs
Connections
Type of protection
Housing material
Cover material
Installation position
) 0.02 to 50 l
N
neutral, non-contaminated gases,
others on request
10 bar, depending on nom. valve diameter
operating gas or air
-10 to + 70 °C
-10 to + 50 °C
± 0.8 % of Rdg. ± 0.3 % of F.S.
± 0.1 % of full scale
± 0.1 % of full scale
1 : 50; higher span on request
< 300 ms
24 V DC ± 10 %; residual ripple < 5 %
min. 0.25 mm² (better 0.5 mm²)
max. 6.5 W (Type 8712)
max. 9 W (Type 8712 bus)
2.5 W (Type 8702)
5 W (Type 8702 bus)
yes
0 ... 10 V
0 ... 5 V
0 ... 20 mA
4 ... 20 mA
2.5 mV or 5 µA
> 20 kOhm
< 300 Ohm
low-activated, connect to GND to activate
0 ... 10 V
0 ... 5 V
0 ... 20 mA
4 ... 20 mA
10 mV ou 20 µA
600 Ohm
potential-free changeover 60 V, 1 A, 60 VA
8-pole socket
15-pole SUB-HD socket
9-pole SUB-D socket (bus version only)
IP 65 (with the specified plug connectors)
stainless steel 1.4305
PBT
horizontal or vertical
®
/min (N equivalent)
2
MFC/MFM - 21