2-2
JQE SPECIAL SVC 092611
b) Rear Panel:
Refer to Figure 2-2 and Table 2-3.
FIGURE 2-2. REAR PANEL TERMINATIONS, JQE SPECIAL MODELS
TABLE 2-2. REAR PANEL TERMINATION FUNCTIONS
INDEX NO.
(FIGURE 2-2)
TERMINATION
FUNCTION
1
Rear Barrier Strip (TB
501)
Sense/Monitoring/programming Terminals
(1) +OUTPUT MONITOR
(2) +SENSE
(3) –OUTPUT MONITOR
(4) –SENSE
(5) INTERNAL VOLTAGE CONTROL
(6) NULL JUNCTION ((Voltage Loop Amplifier input)
(7) REFERENCE RESISTOR 1
(8) REFERENCE VOLTAGE
(9) REFERENCE RESISTOR 2
2
+ OUTPUT
Positive output power terminal (binding post)
3
– OUTPUT
Negative output power terminal (binding post)
4
CHASSIS GROUND
CONNECTION
Permits either the positive or negative output of the power supply to be grounded. Also
permits safety earth-ground connection of JQE Special chassis.
5
A-C INPUT
3-wire safety line cord with a NEMA 5-15P plug.
6
MONITOR PORT
Allows remote analog monitoring of the output voltage and current.
Pin 1: Current Monitor; Pin 6: Current Monitor Return
Pin 2: Voltage Monitor; Pin 7: Voltage Monitor Return
NOTE: The returns of the monitoring signals for voltage and current are common by
default. They can become independent by removing the jumper at test point TP1.
7
REAR BARRIER
STRIP LINKS
JQE Specials are shipped with five links in place to establish front panel operation with
local sensing. One link connects: +OUT MON and +S, one link connects: –OUT MON
and -S, two links connect: V CTRL, NULL and REF R1, and one link connects: REF V
and REF R2.
