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3-8
3.4 Transmission Cable Specifications
3.4.1 Recommended Cables
The cables in the table below are recommended for FP remote I/O system [MEWNET-F].The
guaranteed transmission distance vary according to the used cables.
Conductor
Insulator
Cable
Cross-
sectional view
Size
Resistan
ce
(at 20
℃
)
Material
Note2)
Thic
knes
s
Cabl
e
diam.
Trans
missio
n
distan
ce
Note1)
Sample
appropria
te cable
1.25 mm
2
(AWG16)
or more
Max.
16.8
Ω
/km
Polyethyl
ene
Max.
0.5
mm
Appro
x. 8.5
mm
700 m
(300 m)
Hitachi
Cable, Ltd.
KPEV-S1P x
1.25SQ
Belden
9860
Shielded
twisted
pair
0.5 mm
2
(AWG20)
or more
Max.
33.4
Ω
/km
Polyethyl
ene
Max.
0.5
mm
Appro
x. 7.8
mm
600 m
(300 m)
Hitachi
Cable, Ltd.
KPEV-S1P
x 0.5SQ
Belden
9207
VCTF
0.75 mm
2
(AWG18)
or more
Max.
25.1
Ω
/km
Polyvinyl
chloride
Max.
0.6
mm
Appro
x. 6.6
mm
400 m
(200 m)
VCTF0.75
mm2 x 2C
(JIS)
Note1) When any of the product numbers AFP87441, AFP87442, AFP3741, AFP5741 and various
companies' valve controllers is contained in the network, the maximum transmission distance is
the values in parentheses.For the information on various companies' valve controllers, please
contact each company.
Note2) Polyvinyl chloride has worse electrical charactersitics than polyethylene, its transmission distance
is shorter.
Note3) Use only one type of transmission cable.Do not mix more than 1 type.
Note4) Twisted pair cables are recommended in noisy environments.
Summary of Contents for MEWNET-F
Page 9: ...Chapter 1 Functions and Restrictions of the Unit ...
Page 19: ...Chapter 2 Part Names and Functions ...
Page 40: ...2 22 ...
Page 41: ...Chapter 3 Unit Specifications ...
Page 52: ...3 12 ...
Page 53: ...Chapter 4 Installation and Wiring ...
Page 62: ...4 10 ...
Page 63: ...Chapter 5 Connection for the Remote I O System ...
Page 75: ...Chapter 6 Remote I O Map ...
Page 84: ...6 10 ...
Page 85: ...Chapter 7 Operation Modes for Controlling MEWNET F ...
Page 97: ...Chapter 8 Control by MEWNET F ...
Page 108: ...8 12 Flowchart ...
Page 110: ...8 14 ...
Page 111: ...Chapter 9 Troubleshooting ...
Page 120: ...9 10 ...
Page 121: ...9 11 9 5 2 When the ALARM LED is ON ...
Page 122: ...9 12 9 5 3 When the Communication LED on the Master Unit does Not Flash Normally ...
Page 123: ...9 13 When the COMM LED is OFF ...
Page 124: ...9 14 When the COMM LED is ON ...
Page 125: ...9 15 9 5 4 When the Communication LED on a Slave Station does Not Flash Normally ...
Page 126: ...9 16 When the COMM LED is OFF ...
Page 127: ...9 17 When the COMM LED is ON ...
Page 128: ...9 18 9 5 5 When the CPU does Not Operate ...
Page 129: ...9 19 9 5 6 When the Input Output Function of a Slave Station does Not Work ...
Page 130: ...9 20 9 5 7 When the Memory Access Function for the Advanced Unit s Memory does Not Work ...
Page 134: ...9 24 ...
Page 135: ...Chapter 10 Dimensions ...
Page 136: ...10 2 10 1 FP2 Multi wire Link Unit AFP2720 10 2 FP3 Remote I O Master Unit AFP3742 ...
Page 137: ...10 3 10 3 FP2 Remote I OSlave Unit AFP2745 10 4 FP3 Remote I OSlave Unit AFP3745 ...
Page 141: ...10 7 10 8 FP0 I O Link Unit AFP0732 ...
Page 142: ...10 8 ...
Page 143: ...Chapter 11 Appendix 1 I O Link With FP1 ...
Page 147: ...11 5 11 3 Part Names and Functions ...
Page 159: ...Chapter 12 Appendix 2 I O Link With FP0 ...
Page 164: ...12 6 ...
Page 166: ......
Page 167: ......
Page 168: ...FAF 35E 1 200803 http www mew co jp ac e fasys 2008 ...