2.0 Safety and Preparation for Use
Page 2
The PD-15RMi-C was designed for indoor use only and is not intended for operation
outdoors or in a wet environment. The instrument may be mounted in a standard 19-inch
instrumentation rack or may be used on a laboratory bench.
Inspect the instrument and power cords for damage before first use.
2.1 Electrical safety and preparation for use
Voltages capable of causing injury or death are present in this instrument. Use extreme
caution whenever the instrument cover is removed.
Line Voltage
This instrument is designed to operate with a 100 to 240 VAC, 47 to 63 Hz power source.
DC operation with +12 to + 36 VDC, + 2.5 Amperes is also possible.
Fuse
A 1.0 Ampere, 250 V, 5X10 mm slow-blow fuse is used for 100 to 240 VAC operation.
A 2.5 Ampere, 250 V, 5X10 mm slow-blow fuse is used for DC power operation.
Only replace fuses with the same type and specifications.
AC Power
The instrument has a detachable three wire power cord for connection to a grounded AC
power source. The enclosure of the unit is directly connected to the outlet ground to
protect against electrical shock. Always use an outlet with a protective ground and do not
disable this safety mechanism. Detaching the AC power cord is the only option of
disconnecting the unit from the AC mains supply. Make sure you have access to the rear
panel or provide an external accessible AC disconnect means for the instrument.
DC Power
The instrument has a RM12BRD-6PH(71) DC connector on the back panel with the
following configuration:
Pin 1 NC
Pin 2 NC
Pin 3 NC
Pin 4 +12 to +36 VDC power return
Pin 5 +12 to +36 VDC power
Pin 6 Chassis GND /Earth GND
Please note that the power return (pin 4) is NOT connected to the instrument case ground
internally, however both ground connections pin 4 and pin 6 are available at the DC power
connector and may be connected together at this point.
