User manual

User Manual – Rev B FCS Series II
3.6 Connectors - Rear Panel
A number of connectors are located on the rear panel of the FCS18 cabinet.
3.6.1 AC put Connector – INPUT – TB1 In
See section 3.4 for details on connecting AC input power. Labeled INPUT TB1.
INPUT. Direction Connection Description
1 ØA Input AC Line
2 ØB Input AC Line
3 ØC Input AC Line
4 GND Chassis Ground
Table 3-5: AC Input Terminal Block Connection Description
xternal Sense Connector – SENSE – TB2 3.6.2 E
The external sense connections for Phase A, B and C in three-phase mode and Phase A in
single phase mode MUST be connected for correct operation in external sense mode. Sense
connections must be made at the MASTER FCS unit for a multi-box FCS system. There is NO
internal sense mode on the FCS Series II.
Pin Description
1 Phase A sense Hi
2 Phase B sense Hi
3 Phase C sense Hi
4 Neutral sense
Table 3-6: Ext nnector
3.6.3 Output Termi Block UT - TB3
ernal Sense Co
nal – OUTP
Each FCS chassis has a single AC output terminal block. The output terminal block junction box
must be clos (covere ll times ex reconnecting an EUT. The terminal blocks
are large enough to accommodate required wire gauge sizes. The terminal block is located in
the lower left corner on the rear panel of the unit. (Looking from the back).
ed d) at a cept when
Connector Terminal Mode FCS Output
TB3 1 3 Phase & 1 Phase ØA
2 3 Phase ØB
3 3 Phase ØB
4 Common / Neutral NEUT
Table 3-7: Output Terminal connections.
California Instruments 37