IMSET01 Sequence of Events Timing module, China IMSET01 Sequence of Events Timing module Manufacturers, Suppliers, Factory

Overview

Place of Origin:	Sweden
Brand Name:	ABB
Model Number:	IMSET01
Packaging Details:	Original new Factory Sealed
Delivery Time:	5-7 days
Payment Terms:	T/T
Supply Ability:	In stock

Specifications

Parameter	Value
Model	IMSET01
Description	Sequence of Events Timing Module
Dimension	3.7x31.2x17.6 cm
Weight	0.38 kg
Mounting	Occupies one slot in standard module mounting unit
Operating Temperature	0° to 70°C (32° to 158°F)
Relative Humidity	5% to 95% up to 55°C; 5% to 45% at 70°C (non-condensing)
Pollution Degree	1
Altitude	Sea level to 3 km (1.86 mi)
Air Quality	Noncorrosive
CE Mark	Compliant when installed in Symphony cabinet; EMC96 Directive 89/336/EEC; EN50082-2 Industrial Generic Immunity; EN50081-2 Industrial Generic Emission
Power Supply	+5 VDC, ±5% at 350 mA typical
Microprocessor	16-bit running at 10 MHz
Memory	64 kB RAM; 64 kB ROM
Communication	RS-485 time synchronization
Digital Inputs	Voltage: 24 VDC, 48 VDC, 125 VDC, 120 VAC; Current (typical): 5 mA (24 VDC), 4 mA (48 VDC), 4 mA (125 VDC), 5 mA (120 VAC)
Turn-On Voltage (min)	21.6 VDC, 43.2 VDC, 112.5 VDC, 108 VAC
Turn-Off Voltage (max)	10 VDC, 20 VDC, 50 VDC, 50 VAC
Maximum Input Current at Min Turn-On	4 mA (21.6 VDC), 4.4 mA (43.2 VDC), 3.2 mA (112.5 VDC), 4 mA (108 VAC)
Maximum Off-Leakage Current	1.5 mA
Response Time (typical)	DC fast: 1.1 ms; DC slow: 18 ms; AC: 5 ms after first positive half cycle
Isolation	1,000 VDC/VRMS channel to system; 350 VDC/VRMS channel to channel
Surge Protection	Meets IEEE-472-1974 surge withstand capability

Description

The IMSET01 Sequence of Events Timing module processes up to 16 digital field inputs, and receives and decodes the time synchronization link information sent by the INTKM01 module for a Harmony controller. The controller utilizes function code 241 (DSOE data interface) to interface SOE data from the IMSET01 module to the INSEM01 module, and function code 242 (SOE digital event interface) to configure and access the IMSET01 module input channels. Each channel is optically isolated, and can be individually programmed for 24 VDC, 48 VDC, 125 VDC, and 120 VAC input.

The module communicates with its Harmony controller over I/O expander bus. Only one IMSET01 module can operate on an I/O expander bus segment. The module cable connects to NTST01 and NTDI01 termination units.

Applications

Large Power Generation: Incident Recall (SER): In the event of a boiler trip (MFT), turbine trip, or generator failure, IMSET01 ensures that hundreds of switching actions (such as relay closing and valve closing) have perfectly synchronized timestamps, helping engineers determine the "first alarm" (the source of the initial fault).

Substation Automation: Monitors the timing of high-voltage circuit breaker and protective relay actions to ensure grid safety.

Oil & Gas Plants: Emergency Shutdown Systems (ESD): In refineries or natural gas pressurization stations, records the action sequence of sensors such as pressure switches and fire detectors when emergency shutdown logic is triggered, for later safety compliance reviews.

Large Metals & Mining Plants: In high-speed rolling mills, monitors complex mechanical interlocks and hydraulic protection actions to prevent equipment damage due to millisecond-level logic delays.

Chemical Plants: Monitors the interlocking logic of critical reactors, providing precise data link analysis in emergency situations such as runaway chemical reactions.

Benefits

Enhanced System Analysis: Detailed event data with timestamps help identify bottlenecks, optimize process flow, and improve overall system performance.

Improved Troubleshooting: Precisely recorded events accelerate root cause analysis, minimizing downtime and resolving issues more efficiently.