![Emerson Smart Wireless Gateway 1420 Reference Manual Download Page 60](http://html.mh-extra.com/html/emerson/smart-wireless-gateway-1420/smart-wireless-gateway-1420_reference-manual_103104060.webp)
Table 6-4: Troubleshooting Modbus Communications
(continued)
Issue
Troubleshooting steps
Can not communicate
using secure Modbus
TCP
1. Verify the Security Setup Utility has been installed.
2. Configure a Secure Modbus Proxy for the Gateway. See
.
3. Verify secure/unsecure Modbus protocol settings in the Gateway.
Log on to the Gateway and navigate to
SETUP
→
SECURITY
→
PROTOCOLS
.
4. Verify the Modbus TCP communications settings in the Gateway.
Log on to the Gateway and navigate to
SETUP
→
MODBUS
→
COMMUNICATIONS
.
5. Verify Modbus register mapping in the Gateway. Log on to the
Gateway and navigate to
SETUP
→
MODBUS
→
MAPPING
.
Table 6-5: Troubleshooting OPC Communications
Issue
Troubleshooting steps
OPC application can not find a
Gateway OPC server
1. Verify the Security Setup Utility has been installed on the
same PC as the OPC application.
2. Configure an OPC proxy for the Gateway. See
.
Gateway OPC server does not
show any Gateways
1. Configure an OPC proxy for the Gateway. See
.
Gateway OPC server does not
show any data tags
1. Configure the Gateway OPC Browse Tree. Log on to the
Gateway and navigate to
SETUP
→
OPC
→
OPC BROWSE
TREE
.
2. Verify the connection status for the OPC proxy in the
Security Setup Utility.
3. Verify if the OPC proxy is configured for secure or unsecure
communications.
4. Verify secure/unsecure OPC protocol settings in the
Gateway. Log on to the Gateway and navigate to
SETUP
→
SECURITY
→
PROTOCOLS
.
5. Verify network firewall and port settings.
Table 6-6: Troubleshooting EtherNet/IP
Issue
Troubleshooting steps
The Gateway is not publishing
the parameters
1. Verify connection is established with Ethernet/IP. Navigate
to
SETUP
→
SECURITY
→
PROTOCOLS
.
2. Reference
Emerson Wireless Gateway to Allen-Bradley
.
Troubleshooting
Reference Manual
September 2020
00809-0200-4420
60
Emerson.com/Rosemount
Summary of Contents for Smart Wireless Gateway 1420
Page 1: ...Reference Manual 00809 0200 4420 Rev HE September 2020 Emerson Wireless 1420 Gateway ...
Page 34: ...Installation Reference Manual September 2020 00809 0200 4420 34 Emerson com Rosemount ...
Page 42: ...Commissioning Reference Manual September 2020 00809 0200 4420 42 Emerson com Rosemount ...
Page 62: ...Troubleshooting Reference Manual September 2020 00809 0200 4420 62 Emerson com Rosemount ...
Page 84: ...DeltaV Ready Reference Manual September 2020 00809 0200 4420 84 Emerson com Rosemount ...
Page 95: ...Reference Manual 00809 0200 4420 September 2020 Emerson com Rosemount 95 ...