we reserve the right to amend specification
Technical Data: Flow Sensor
Protection class
IP 67 DIN 40050
Ambient temperature
-5 - 160 °F
Operation
Bi-stable
Standard cable length
2 m (approx. 79”)
Approved by PTB 99 ATEX 2128X
Ex II 2 G EExia II C T6
For drawing see data sheet for Flow meter SM-6
Technical Data: Controllers
Power supply
20 - 30 V DC
103.5 - 126 V AC
207 - 253 V AC
24 V DC
45 - 65 Hz
45 - 65 Hz
Intrinsically safe acc. to
EN 50 020
EN 50 020
EN 50 020
No
Broken wire detection
Yes
Yes
Yes
Yes
Approved by
ExII(1)GD [Eex ia]IIC ExII(1)GD [Eex ia]IIC
ExII(1)GD [Eex ia]IIC
Class I
Class I
Class I
Groups A, B, C, D
Groups A, B, C, D
Groups A, B, C, D
Class II
Class II
Class II
Groups E, F, G
Groups E, F, G
Groups E, F, G
Class I, Div. 1
Class I, Div. 1
Class I, Div. 1I
Groups A, B, C, D
Groups A, B, C, D
Groups A, B, C, D
Class II, Div. 1
Class II, Div. 1
Class II, Div. 1I
Groups E, F, G
Groups E, F, G
Groups E, F, G
Others on request
Output
Change over
Change over
Change over
Closing
(not intrisically safe)
PNP-Transistor
Switch power output
230 V AC, 2 A
230 V AC, 2 A
230 V AC, 2 A
200 mA DC
cos
> 0.7
cos
> 0.7
cos
> 0.7
40 V DC, 2 A
40 V DC, 2 A
40 V DC, 2 A
Resistance load
Resistance load
Resistance load
Ambient temperature
-5 - 140 °F
-5 - 140 °F
-5 - 140 °F
-15 - 160 °F
Protection class
IP 20
IP 20
IP 20
IP 20
Dimensions
WxHxD
WxHxD
WxHxD
WxHxD
20 x 118 x 115 mm
20 x 118 x 115 mm
20 x 118 x 115 mm
20 x 63 x 44 mm
0.79 x 4.95 x 4.53”
0.79 x 4.95 x 4.53”
0.79 x 4.95 x 4.53”
0.79 x 2.48 x 1.73”
KFD 2-SR2-Ex 1.W
KFA 5-SR2-Ex 1.W
KFA 6-SR2-Ex 1.W
KCD2-E2L 24
PTB 00 ATEX 2080
PTB 00 ATEX 2081
PTB 00 ATEX 2081
UL
UL
UL
CSA
CSA
CSA
j
j
j
Please indicate with order
Part no.
Description
91 000 700 04
Controller, KFD2-SR2-Ex 1.W, 24 V DC
91 000 700 05
Controller, KFA5-SR2-Ex 1.W, 115 V AC
91 000 700 06
Controller, KFA6-SR2-Ex 1.W, 230 V AC
91 000 700 07
Controller, KCD2-E2L, 24 V DC
49 490 19
Flow sensor
