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Case Study Injection mouldingITS ServerWirthwein Polska

Monitoring warm-up, energy and injection moulding machines in one system

Injection moulding machines consume large amounts of energy during warm-up and operation. More than 50 machines are connected to an on-site ITS Server which, together with SCADA and machine-side HMI panels, forms one system for collecting and presenting data. The system monitors heating, power at the main supplies, auxiliary utilities and factory conditions, and notifies the relevant teams.

Process visualisation system — view of the hall and machines.
Process visualisation system — view of the hall and machines.
1
ITS Server at the plant
8
areas of monitoring, notifications and event logging
Modbus TCP
communication with machines and utilities
50+
injection moulding machines connected to the system

Wirthwein Polska — injection moulding in Łódź

Wirthwein Polska Sp. z o.o. is part of Germany’s Wirthwein Group, headquartered in Creglingen, a manufacturer of plastic components. The Łódź plant produces injection-moulded parts and is the group’s largest factory.

Łódź

production plant in the Widzew district

Moulding

production of plastic components by injection moulding

5

customer sectors: household appliances, automotive, electrical, energy and sanitary fittings

Group

Wirthwein Group — factories in Europe, Asia and the USA

A heated machine that never entered production

An injection moulding machine consumes energy while heating up and preparing for production, even if production never starts. Machines sometimes remained in this state — and this needed to be detected.

01

No available staff

The machine is switched on for heating, but nobody starts production.

02

Production changes

The production plan changes after heating has started.

03

Human error

The machine is switched on and is not switched off after preparation.

04

Consequence

Heating continues beyond the specified warm-up period — recorded as excess heating time.

Additional challenges include start-up power peaks on the main incoming supplies and auxiliary utilities — compressed air and chilled water for mould cooling — whose operation affects cost and quality.

On-site ITS Server: data sources, processing and users

Data from injection moulding machines, main power supplies, compressed air, chilled water and the LoRaWAN network flows into one ITS Server, then to SCADA, HMI panels, teams and analytics.

ITS Server on-site instance IDC — periodic data and history Low-code automation and integrations Data monitoring — thresholds, alarms Traceability — events, inspections LoRaWAN Network Server (LNS) Dashboard module Moulding machinesheating, power, operating status Main power suppliespower measurement Compressed airair and energy consumption Chilled watertemperature before and after the mould LoRaWAN gatewaystemperature and humidity SCADAtwo-way data exchange SMS notificationsMaintenance · QualitySetters · Logistics Pro-face HMI panelstouchscreens next to the machinesassistance calls and inspections Operating-time analyticsdailyand weekly meetings

On a small screen, scroll the diagram sideways to see the whole layout.

ITS-SRV-STD

ITS Server

An on-site instance serving over 50 machines: periodic data, threshold monitoring, low-code automation, LoRaWAN Network Server and a dashboard module.

ITS-MOD-TRC

Traceability module

Logs team assistance calls and machine, quality, cleanliness and process-fluid inspections in the history.

Pro-face HMI panels

Additional touch panels next to the machines, serving the entire system independently of each machine’s own operator panel.

The figure of over 50 machines refers to this installation. More machines can be added without changing the architecture.

Eight functions — from source to outcome

Each row shows where the data comes from, how ITS Server processes it and the outcome for the plant.

SOURCE PROCESSING IN ITS SERVER OUTCOME 1 Moulding machinesheating without starting production Data monitoring — heating thresholdwithout starting production Shutdown signal to the machine controllerwhen the heating threshold is exceeded 2 Main power suppliespower measurement during start-up Data monitoring — power thresholdsalarm event log SMS alert: power threshold exceededduring start-up 3 HMI panel next to the machineassistance call selected by the operator Low-code automation — rulesrouting the call to the appropriate team SMS: Maintenance, Quality, Settersor Logistics (finished-goods pallet full) 4 Moulding machinesoperating, heating and warm-up times Periodic data — times per machineincluding heating beyond the set period Reports for management meetingsdaily and weekly 5 Compressed airair consumption and power draw Periodic data compared with machineoperating times in the selected period Locating leaksin selected sections of the installation 6 Chilled watertemperature before and after the mould Periodic data with historyfor the chilled-water supply system Fault and leak analysisusing historical data 7 LoRaWAN sensors → gatewaystemperature and humidity in factory zones LoRaWAN Network Server (LNS)periodic data from factory zones Current conditions and historyin factory zones — dashboard module 8 HMI panel next to the machinequality, cleanliness and fluid inspections Traceability — inspection logrecorded in the machine’s history Machine inspection historyavailable in ITS Server

When the heating threshold is exceeded without production starting, ITS Server initiates a shutdown signal to the machine controller. Operating, heating and excess heating time data supports daily and weekly management meetings. Combined with machine operating times, it also helps locate compressed-air leaks in selected sections of the installation. Historical temperatures before and after the mould support fault and leak analysis in the chilled-water system.

On a small screen, scroll the diagram sideways to see the whole layout.

One system instead of several separate tools

ITS Server, SCADA and HMI panels provide a shared view of plant operation — from energy to machine inspections.

50+

injection moulding machines connected to one on-site ITS Server

8

functions in one system — from warm-up control to inspection logging

4

teams notified by SMS from the machine-side panel: Maintenance, Quality, Setters and Logistics

5

types of data sources: moulding machines, power supplies, compressed air, chilled water and LoRaWAN

ITS system dashboards

Operating data from the deployed system: machine activity, energy consumption and cooling-system parameters. The original screenshots retain the Polish interface.

Machine operating, heating and excess heating times, together with energy consumption.Enlarge to inspect the charts.Screenshot: a view in Grafana dashboard software.
Cooling-system parameters: hydraulic and mould circuit pressures and temperatures, plus cooling-plant temperatures.Enlarge to inspect the charts.Screenshot: a view in Grafana dashboard software.

ITS is the starting point, not the endpoint

Data collected by ITS Server does not remain confined to one system. The platform forwards it to tools already used at the plant or elsewhere in the company.

ITS Server raw data time series aggregated traceability OEE alarms thresholds data monitor system monitor SCADA MES SQL / databases ERP MS Excel Power BI API / SQL / MQTT / OPC UA

On a small screen, scroll the diagram sideways to see the whole layout.

The systems shown are examples — ITS also integrates with other third-party systems, tailored to the client’s specific IT environment.

Full encryption
Data is encrypted both in transit and when accessing the platform.
Certificate- and key-based access
Data access requires an administrator-issued certificate — without hard-coded passwords.
Architecture supporting NIS2
Local processing and OT/IT segmentation help meet risk-management requirements.

Would you like to monitor heating, energy and utilities at your production plant?

Let’s discuss the machines and utilities at your plant and how to collect their data in one ITS Server.

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