Pro-face LT series, Hardware Manual

Page: 76 / 143

LT Installation
76
Power Supply Characteristics and Wiring
Overview
This section provides the wiring diagrams and the characteristics of the DC power
supply.
Power Supply Voltage Range
If the specified voltage range is not maintained, outputs may not switch as expected.
Use appropriate safety interlocks and voltage monitoring circuits.
DC Power Supply Characteristics
DANGER
FIRE HAZARD
Use only the recommended wire sizes for I/O channels and power supplies.
Failure to follow these instructions will result in death or serious injury.
WARNING
UNINTENDED EQUIPMENT OPERATION
Do not exceed any of the rated values specified.
Failure to follow these instructions can result in death, serious injury, or
equipment damage.
Reference Specification
Voltage
rated 24 Vdc
range 20.4...28.8 Vdc
Power interruption time
10 ms at 20.4 Vdc
Maximum inrush current
30 A at 25 ° C and at 28.8 Vdc
Continuous
output power
with display LT-4000M (Modular Type DIO)
and PFXXM4200TP (3.5 inch
display module) : 9 W LT-4000M (Modular Type Analog)
and PFXXM4300TP (5.7 inch
display module) : 13 W
without display LT-4000M (Modular Type DIO):
7 W LT-4000M (Modular Type Analog):
10 W
Insulation Resistance
500 Vdc, 10 M Ω or more
Isolation between DC power supply and
internal logic, I/O, and protective
ground (PE)
500 Vdc for 1 minute
Power supply reverse protection
Yes