Spectrum-controls 1734sc-IE2CH Instrukcja Użytkownika Pobierz pdf (Strona 11)

Chapter 1: Module Overview 1-3

User’s Manual Pub. 0300257-01 Rev. A

1.5.1 LED Indicators

The 1734 analog HART module uses several LEDs to show operational status. The

status LEDs are defined below:

Table 1-1 (LED Status Indicators)

Indicator State Description

Module Status

Off No power applied to device

Green Device operating normally

Flashing Green Device needs commissioning due to configuration

missing, incomplete, or incorrect

Flashing Red Unrecoverable fault may require device replacement.

Red Recoverable fault.

Flashing Red/Green

Device is in self-test mode.

Network status

Off Device is not on-line

- Device has not completed dup_MAC_id test.

- Device not powered - check module status indicator

Flashing Green Device is on-line but has no connections in the

established state.

Green Device on-line and has connections in the established

state.

Flashing Red One or more I/O connections in timed-out state

Red Critical link failure - failed communication device.

Device detected error that prevents it communicating

on the network.

Flashing

Red/Green

Communication faulted device - the device has

detected a network access error and is in

communication faulted state.

Channel status

Off Channel not in use

Solid Green Normal (channel scanning inputs)

Flashing Green Channel receiving HART data

Solid Red No power or major channel fault

Flashing Red Channel at end of range

Flashing Red/Green

Hart device error on HART enabled channel

Section 1.6

System

Overview

The module communicates to the controller via a 1734 Control Net, Device Net or

Ethernet adapter. The module receives 5 and 24V dc power through the bus interface.

Note: No external power supply is required for 2-wire input transmitters.

1.6.1 Module Power-up

At power-up, the module performs a check of its internal circuits, memory, and basic

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