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BA-01X User Manual
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version 1.9
page 15
3.3.
Description of the Rear Panel
Figure 5: BA-01X rear panel view (the numbers are related to those in the text below)
(1)
Mains connector
Plug for connecting the BA-01X to mains.
(2)
Voltage SELECTOR
Rotary switch for selecting the mains voltage (110 V-120 V / 220 V-240 V).
Caution: Always switch to the appropriate voltage before connecting the BA-01X to power.
(3)
FUSE holder
Holder for the line fuse. For changing the fuse rotate the holder counter clockwise using a
screw driver. The appropriate fuse type is listed above the holder.
(4)
CHASSIS
This connector is linked to mains ground (green / yellow wire, protective earth).
(5)
GROUND
This connector is linked to the internal system ground which has no connection to the 19"
cabinet (CHASSIS) and the mains ground to avoid ground loops.
MODES of OPERATION connectors
(6)
R
EL
connector
BNC connector for connecting a TTL signal that activates the electrode resistance test (see
also #31, Figure 1). TTL HI = R
EL
on, TTL LOW = R
EL
off.
(7)
x10 MODE connector
BNC connector for connecting a TTL signal that activates the x10 current mode (see also #10,
Figure 1). TTL HI = x10 current mode, TTL LOW = x1 current mode.
REMOTE connector
(8)
BUZZ connector
BNC connector for connecting a TTL signal that activates the BUZZ function (see also #20,
Figure 1). TTL HI = BUZZ on, TTL LOW = BUZZ off.