Section 1 Product Overview; Operation; Functionality; Recommended Cybersecurity Practices - Honeywell Notifier MODBUS-GW Installation And Operation Manual

Modbus gateway

Table of Contents

1.1 Operation

The MODBUS-GW provides a communication link between stand alone FACPs or FACPs communicating over an NFN or a high-speed

NFN to a Modbus master application. The MODBUS-GW operates as a Modbus slave device.

1.2 Functionality

The MODBUS-GW:

• Communicates with the NFN network through an HS-NCM or NCM that is on that NFN network or a direct connection to a

single FACP.

• Supports Modbus Application Protocol Specification V1.1b.

• Monitors up to 4 FACPs. Additional MODBUS-GWs may be added to an NFN network to accommodate additional FACPs.

• Supports a maximum of two Modbus masters.

1.3 Recommended Cybersecurity Practices

Highly recommended cybersecurity practices for the MODBUS-GW are specified in the Cybersecurity Manual (LS10217-000NF-E).

CAUTION: CYBERSECURITY RISK

FAILURE TO COMPLY WITH THE RECOMMENDED SECURITY PRACTICES MAY PLACE YOUR SYSTEM

AT RISK.

1.4 Required Software

Chrome

is required for use with the MODBUS-GW.

1.5 Environmental Requirements

This product meets the following requirements for operation:

• Temperature - 0°C to 49°C (32°F - 120°F)

• Relative Humidity - 93 ±2% non-condensing at 32 ±2°C (90 ±3°F)

However, it is recommended that this product be installed in an environment with a normal room temperature of 15-27º C (60-80º F).

1.6 IP Requirements

1.6.1 IP Port Settings

The following IP ports must be available to the MODBUS-GW:

1.6.2 IP Restrictions

The following restrictions apply:

• The MODBUS-GW must have a static IP address. Dynamic Host Configuration Protocol (DHCP) is not supported.

• Web access via an HTTP proxy server is not supported.