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Chapter 9: CONNECTIONS
3. Sf mODulES (VX-200SP, VX-200SZ, VX-200SI, VX-200SO) cONNEcTIONS
9-7
3.3. VX-200SP Connection to External Attenuator
3.3.1. 3-wire system connection
3.3.2. 4-wire system connection
End of line
SP
N
Relay
Control
DC Power
Supply
(+)
(–)
(–)
(+)
N1
ATT CTRL
SP OUT
C
N2
(NO)
(NC)
H
C
LINE MONITOR
H
C
VX-200SP
Attenuator Control (ATT CTRL) relay contact capacity
Withstand voltage: 30 V DC, 250 V AC
Contact current: Under 7 A (DC), under 7 A (AC)
3.4. VX-200SZ Connection to External Attenuator
Note:
Only the external attenuators of 4-wire system can be used for the VX-200SZ.
SP
N
Relay
Control
DC Power
Supply
(+)
(–)
(–)
(+)
N1
ATT CTRL
SP OUT
C
N2
(NO)
(NC)
H
C
VX-200SZ
Attenuator Control (ATT CTRL) relay contact capacity
Withstand voltage: 30 V DC, 250 V AC
Contact current: Under 7 A (DC), under 7 A (AC)
End of line
N1
ATT CTRL
SP OUT
SP
N
R
C
N2
(NO)
(NC)
H
C
LINE MONITOR
H
C
VX-200SP
AT-603 etc.
Attenuator Control (ATT CTRL) relay contact capacity
Withstand voltage: 30 V DC, 250 V AC
Contact current: Under 7 A (DC), under 7 A (AC)
Note:
This attenuator is assumed to be bypassed
when the system power is turned on.
Note:
This attenuator is assumed to be bypassed
when the system power is turned on.
Содержание VP-2241
Страница 12: ...Chapter 1 Note...
Страница 17: ...Chapter 2 ProduCt desCriPtioNs...
Страница 41: ...3 1 Chapter 3 system oPeratioN outliNe...
Страница 56: ...Chapter 4 FuNCtioNs...
Страница 73: ...Chapter 5 oPeratioN...
Страница 112: ...Chapter 6 FloWCHart From system setuP to oPeratioN...
Страница 116: ...Chapter 7 PC soFtWare oFFliNe settiNGs...
Страница 179: ...Chapter 8 iNstallatioN aNd settiNG ProCedures HardWare...
Страница 223: ...Chapter 9 CoNNeCtioNs...
Страница 266: ...Chapter 10 PC oNliNe CHeCKs aNd adJustmeNts...
Страница 282: ...Chapter 11 otHer PC soFtWare FuNCtioNs...
Страница 292: ...Chapter 12 aPPeNdiX...
Страница 298: ...Chapter 13 sPeCiFiCatioNs...
Страница 328: ...url http www toa jp 201409...