ADLINK ND-6067 - Manual (Page 115)

113
5.9 Overview of NuDAM-6067
NuDAM-6067 provides eight AC relay output channels. It can control high
power devices without external circuits.
5.9.1 Features of NuDAM-6067
z 8 channel AC relay output
z Programmable host watchdog timer for host failure protection
z Internal watchdog timer for device failure protection
z Easy programming by software
z Easy installation and wiring
5.9.2 Specifications of NuDAM-6067
‹ Interface
♦
Interface : RS-485, 2 wires
♦
Speed (bps) : 1200, 2400, 4800, 9600, 19.2K, 38.4K, 57.6K,
115.2K (115.2K is only for firmware reversion
above A4.00)
‹ Digital Output
♦
Channel numbers : 8
♦
Output Type : 8 form A channels
♦
Contact rating : 3A/AC 250V,3A/DC 30V
♦
Relay ON/OFF time interval : Approx. 6ms / 3ms
♦
Breakdown voltage : 1000 V
rms
(between open contact),2000
V
rms
(between contact and coil)
♦
Expected life : 10 5 times(3A/AC 250V resistive load at 20 cpm) or
2 x 10
7
times(no load at 20 cpm)
‹ Insulation Resistance: 1000 M Ω minimum (at 500VDC)
‹ Watchdog Function
♦
Module internal watchdog timer : 150ms
♦
Power failure threshold : 4.65 V
♦
Safety value : 8 output channels
♦
Host programmable watchdog : 100 ms ~ 25.5 sec