Our services

Electrical & Instrumentation

Installation, testing and commissioning of electrical, instrumentation and control systems, from field cabling to DCS, ESD and SCADA integration.

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From the field device to the control room

E&I is the core of Tech-SIIS. Our teams install and terminate cables, hook up and calibrate instruments, run loop checks with smart transmitters, and integrate control and safety systems, through to start-up. Recent work includes Honeywell Experion PKS C300 and Safety Manager integration at CPF Hamra (Sonatrach / SARPI).

  1. Scope & reviewDocuments, history and requirements of your installation.
  2. PlanningMethod, team and schedule aligned with your operations.
  3. Execution on siteQualified personnel, calibrated equipment, HSE first.
  4. Report & handoverClear findings, recommendations and records.

Our E&I scope

Work carried out according to approved procedures and the applicable codes and standards.

Electrical installation

Cable laying, glanding and termination, LV panels, lighting, earthing and lightning protection.

IEC 60364 • IEC 60079-14

Instrumentation installation

Mounting and hook-up of transmitters, analysers, switches and impulse tubing.

Hook-up per typicals

Calibration & loop checks

Calibration and end-to-end loop checks with HART smart transmitters.

HART • 4–20 mA

DCS & ESD integration

Configuration and integration of DCS control modules and safety logic against the Cause & Effect matrix.

Honeywell Experion PKS • Safety Manager

SCADA & communications

Modbus mapping, RTU/MTU links and data exchange between control systems.

Modbus RTU / TCP

Pre-commissioning & start-up

Functional tests, punch-list closure and support during commissioning and start-up.

Zero-reservation handover

Systems we work on

DCSESD / SISSCADAFire & gasPLCMCC & LV panelsField instrumentsAnalysers
Redundant Honeywell Safety Manager controllers in Running state

Recent reference

CPF Hamra – 19-well tie-in (Sonatrach / SARPI)

Safety Manager ESD logic, 8 Experion PKS C300 control modules, HMIWeb displays and Modbus mapping of 1,100+ points to the Yokogawa SCADA. Accepted with no reservations.

See the client certificate

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