Curtis MultiMode 1207B Manual page 11

Curtis 1207B Manual
Power Wiring for Series Motor
In every wiring configuration, it is imperative that the field be wired between
the controller's and
B+
the and terminals. The internal plug diode used in the 1207B is con-
M- A2
nected between and
M-
be interchanged. Reversing contactors can be used to switch either the armature
or the field.
Control Wiring for Series Motor
Wiring for the input switches and contactors is shown in Figure 3 (see detail
below). The main contactor, if one is used, is normally connected directly to
the controller. Optionally, the main contactor can be switched directly by the
keyswitch or brake, leaving Pin 4 unconnected.
16-pin detail (see Fig. 3):
16-pin detail (see Fig. 3):
KEYSWITCH
BRAKE
16 15
8
POT
LOW
2-WIRE POT
(5 kΩ)
The throttle shown in Figure 3 is a 5kΩ–0 type. Various other throttles can
also be accommodated, and are discussed in the throttle wiring section.
terminals and that the armature be wired between
A2
. Therefore, the armature and field positions cannot
A2
MULTI
FORWARD
MODE
EMERGENCY
REVERSE
REVERSE
14 13 12
7 6 5 4
FORWARD
CONTACTOR
MAIN
CONTACTOR
2 — INSTALLATION & WIRING
EMERGENCY
REVERSE
CHECK
OUTPUT
11 10 9
3 2 1
REVERSE
CONTACTOR
7