Proface APL3000B - Node Box PC - Manual (Page 4)

4
General Specifications
„ Electrical Specifications
„ Environmental Specifications
• When using any of the PS-B’s optional devices, be sure to check that device’s
specifications for any special conditions or cautions that may apply to its use.
Switches
1. To change the switch settings
The switches are on the PS-B’s circuit board.
First of all, the cover is detached.
Unscrew the screws (2) of the Maintenance
cover and remove the Maintenance cover.
When replacing the cover, the torque required
for these screws is 0.5 to 0.6 N
•m.
Power
Supply
Input Voltage DC24V
Rated Voltage DC19.2 to 28.8V
Allowable Voltage Drop 5ms (max.)
Power Consumption 40W or less
In-Rush Current 30A (max.) (Ambient Temperature)
Voltage Endurance
AC500V 20mA for 1minute (between charging and FG
terminals)
Insulation Resistance
DC500V 10M
Ω (min.) (between charging and FG
terminals)
Phy
s
ic
al
Surrounding Air
Temperature
0 to 50
°C
Storage Temperature -20 to +60°C
Ambient Humidity
10 to 90% RH (Not condensing, wet bulb temperature: 39°C
or less.)
Storage Humidity
10 to 90% RH (Not condensing, wet bulb temperature: 39°C
or less.)
Dust Free of dust
Pollution Degree For use in Pollution Degree 2 environment