Burkert 8626 - Type 8710; 8700 MASS FLOW Cmosens

MFC/MFM - 19
english
Type 8710 / 8700 MASS FLOW CMOSens
®
Full scale range (Q
nom
) 0.005 to 1.0 I
N
/min (N
2
equivalent)
Operating media neutral, not-contaminated gases, others on request
max. operating pressure
(inlet)
10 bar (145 psi), depends on valve orifice
Calibration medium operating gas or air with conversion factor
Medium temperature -10 to + 70 °C
Ambient temperature -10 to + 50 °C
Measurement accuracy
(after 30 min. warm-up)
± 1.5 % of Rdg. ± 0.3 % of F.S.
Linearity ± 0.25 % F.S.
Reproducibility ± 0.1 % F.S.
Control range / Span 1 : 50
Settling time (T
95%
)< 3 sec.
Power supply 24 V DC ± 10 %; residual ripple < 5 %
Connection cross-section min. 0.25 mm² (better 0.5 mm²)
Power consumption max. 6.5 W (dep. on value) /
max. 9 W (fieldbus version)
Electrical isolation no
Setpoint setting
(to be chosen)
0 - 10 V
0 - 5 V
0 - 20 mA or 4 - 20 mA
Resolution 2.5 mV or 5 µA
Input impedance
(voltage input)
> 20 kOhm
Input impedance
(current input)
< 300 Ohm
2 binary inputs low-activated, connected to GND to activate
Process value output
(to be chosen)
0 - 10 V
0 - 5 V
0 - 20 mA or 4 - 20 mA
Resolution 10 mV or 20 µA
max. voltage
(voltage output)
10 mA
max. burden
(current output)
600 Ohm
2 Relay output potential-free changeover 25 V, 1 A, 25 VA
Connection 15-pole Sub-D-plug
5-pole M12 plug (only with DeviceNet)
5-pole M12 socket (only with Profibus DP)
Type of protection IP 50
Housing material / Cover
material
Aluminium or stainless steel / PBT
Installation position horizontal or vertical