10
Pilot Operated Proportional DC Valve
Series D*1FB*EE Explosion Proof
Operating Instructions
Parker Hannifin Corporation
D_1FB-EE 5715-706UK.indd 11.01.19
Technical data
General
Design
Pilot operated DC valve
Actuation
Proportional solenoid
Size
NG10 (CETOP05)
NG16 (CETOP07)
NG25 (CETOP08)
NG32 (CETOP10)
Mounting interface
DIN 24340 / ISO 4401 / CETOP RP121 / NFPA
Mounting position
unrestriced
Ambient temperature
[°C] -20...+40; XG371: -20...+60
MTTF
D
value
[years] 75
Weight
[kg]
9.4
12.8
20.3
69.3
Hydraulic
Max. operating pressure
[bar]
[bar]
Pilot drain internal: P, A, B, X 350; T, Y 185
Pilot drain external: P, A, B, T, X 350; Y 185
Fluid
Hydraulic oil as per DIN 51524...535, other on request
Fluid temperature
[°C] -20...+40; XG371: -20...+60
Viscosity
permitted
[cSt] /
recommended
[cSt] /
[mm
2
/s]
[mm
2
/s]
20...400
30...80
Filtration
ISO 4406; 18/16/13
Nominal flow at
D
p=5 bar
per control edge *
[l/min]
75/90/120
130/200
250/400
1000
Leakage at 100 bar
[ml/min]
100
200
600
1000
Pilot supply pressure
[bar]
[bar]
min. 30 (+ T/Y pressure), max. 350
optimal dynamics at 50
Pilot flow at 100bar
[l/min]
<0.5
<1.2
<1.2
<1.2
Pilot flow, step response
[l/min]
2.0
1.9
4.5
18
Static / Dynamic
Step response at 100% step
[ms]
50
75
100
180
Hysteresis
[%] <5
With electrical connections the protective conductor (PE
W
) must be connected according to the relevant regulations.
* Flow rate for different
D
p per control edge:
Q
x
= Q
Nom.
·
√
D
p
x
D
p
Nom.
Electrical characteristics
Duty ratio
[%] 100
Protection class
, Ex e mb IIC T4 Gb, IP66 (plugged and mounted correctly)
Solenoid
Code
K
J
J*XG371
Supply voltage
[V]
12
24
24
Current consumption
[A]
2.3
1.15
1.0
Resistance
[Ohm]
3.0
12.0
12.0
Solenoid connection
Box with M20x1.5 entry for cableglands. Solenoid identificationas per ISO 9461.
Wiring min.
[mm²] 3 x 1.5 recommended
Wiring lenght max.
[m] 50 recommended
