N-Tron 900 - Manual (Page 13)

4/26/2007 13
APPLYING POWER
1. Unscrew the flange & Remove the DC Voltage Input Plug(s) from the side headers.
2. Install the DC Power Cables into the Plug(s) (observing polarity).
3. Tightening torque for the terminal block power plug is 0.22 Nm/0.162 Pound Foot.
4. Plug the Voltage Input Plug(s) back into the side header. All 10/100BaseT LED’s will flash ON
Momentarily. For fiber optic ports, only port 1 will flash momentarily.
5. Verify the Power LED stays ON (GREEN).
Note: Only 1 plug must be connected to power for minimal operation. For redundant power operation,
V
1
and V
2
plugs must be connected to separate DC Voltage sources. Use wire sizes 16-28 guage.
Recommended 24V DC Power Supplies, similar to
120/240VAC:
NTPS-24-3, 24VDC at 3A