INM 725B Rev 21
67
9 .1 Outputs
9 .2 Individual channel repeat relays
As an option each channel within the Annunciator can be supplied with a dedicated repeat relay
with SPDT contacts allowing the user to jumper select a N/C or N/O contact for use with 3rd
Party devices.
Contact rating
Voltage
Rating (resistive)
24VDC
2A
125VDC
0.5A
125VAC
1A
9 .3 Common relays
All units are provided with a minimum of four common relays which can be software configured
for use as Group, Horn or Watchdog relays. Additional common relays can be supplied as
optional extras.
Contact rating
Voltage
Rating (resistive)
24VDC
2A
125VDC
0.5A
125VAC
1A
9 .4 Audible alarms
Two integrally mounted audible alarms are provided on systems using the integral pushbutton
module. Each audible has a unique tone and the configuration software allows the user to
adjust the volume and to pulse either audible as required. Common relays can be configured to
operate as audible alarms as required.
9 .5 Communications
Standard RTK 725B units are provided with RS232 Modbus port with RTU or ASCII protocols.
Optional protocols such as DNP3 are available.