Electro Industries/GaugeTech Nexus 1250, Installation & Operation Manual

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Electro Industries/GaugeTech
Doc #: E107-7-06-121
9-9
9.7: Digital Dry Contact Relay Output (Form C) Module 9.7: Digital Dry Contact Relay Output (Form C) Module
Digital Dry Contact Relay Output (Form C) Module Specifications
Model Number
Communication
Power
Operating Temperature
Maximum Switch Current
Maximum Switch Voltage
Contact Type on each output
4RO1: 4 Latching Relay Outputs
RS-485, Modbus RTU
Programmable Baud Rates from 4800 to 57600 Baud
15–20 VDC at 50–200 mA; Nexus Monitor will support
up to four modules.
-20°C to 70°C / -4°F to +158°F
5Arms@240VAC, 3A@125VDC
240VAC or 125VDC
SPDT
Factory Settings
Modbus Address: 156
Baud Rate: 57600
Default Settings
(Reset Button)
Modbus Address: 247
Baud Rate: 57600
n Relay output modules are triggered by limits programmed with the Nexus Communicator software.
See the
Nexus Communicator User Manual for details on programming limits.
n
The Nexus Monitor supplies power for up to four connected modules. See section 9.2 for power and
communication details. See sections 5.12 - 5.13 for the steps to determine if you must use an
additional power source.
n
The figure on the next page shows the configuration of the Output Module’s I/O Port, which is used
for connection to an interface device.
n Each latching relay will hold its state in the event of a power loss.
Delay: 0
Courtesy of NationalSwitchgear.com