ML Controller

ML Controller Build Options

Our ML Controllers are available in a range of builds to suit your individual requirements.
ML Controller Model Relay Count Temperature Networking
3 Relay Refrigerated Case Controller (PR0120) 3 Cold RS485, via Upgrade
3 Relay Hot Cabinet Controller (PR0120-HOT) 3 Hot No
3 Relay Refrigerated Case Controller (PR0121) 3 Cold Yes, RS485
5 Relay Refrigerated Case Controller (PR0122) 5 Cold Yes, RS485
5 Relay Thermostat (PR0122-STA) 5 Hot/Cold Yes, RS485
5 Relay Refrigerated Case Controller (PR0123) 5 Cold Yes, RS232 (IP)
5 Relay Thermostat (PR0123-STA) 5 Hot/Cold Yes, RS232 (IP)
5 Relay Twin Compressor Controller (PR0123-TWI) 5 Cold Yes, RS232 (IP)

Find the ML Controller in Book A

For further information and full individual product and technical specification, please consult our Temperature Control Solutions Catalogue – ‘Book A’ pages 64-71.

Download your copy »

Book A
External Display

Flexible Networking Options

Future proof connectivity is available within the range of controllers for quick and secure networking. Flexible network options enable non-networked units to be easily upgraded* at a future date if the site required IP networking.

*with appropriate base module option.

Easy Configuration

Our controllers ship with multiple standard default configurations. Customisation can be easily made using the supplied display, by direct PC connection, by remote system frontend connection or by using a Caesium programming adaptor.

Caesium Adapter

Tools Icon

Quick Fitment

The ML Controller display head is installed using friction fitting clips – no screw or additional fixing holes are required – and is supplied as standard with a 5m display cable.

The power supply board is easily mounted using the integral fixing holes provided and has various knockout available for flexible wiring options.

An Industry Leading Warranty

The ML Controller range comes with Resource Data Management’s best in class 5 year warranty.

In addition, we offer free training programmes (tailored to your knowledge level and requirements) at our in-house training centre and free technical after-sales support to ensure that our products and solutions deliver the very best results for each individual customer.

RDM Five year warranty image

ML Controller Technical Specifications

ML Controller
ML Controller (PR0120)
For other ML Controller model specifications, please consult Product Catalogue A

4 Inputs supporting PT1000, NTC2K, NTC2K25, NTC10K, temperature probes (note: probe types cannot be mixed)
Relay 5: 3A (250Vac) resistive, COSΘ=0.4 1A inductive load

3 Relay outputs:
Relay 1 - 16A(250Vac) resistive (COSΘ=0.4 2HP(N/O) 1.5HP(N/C) Motor Load)
Relays 2,3,-10A(250Vac) resistive (COSΘ=0.4 3A Inductive)

Controller: 100-240Vac +/-10% 50-60hz (<1A) CLASS 2
Maximum Supply Current: 35A (Relays fully loaded)

Operating temperature: 5° to 50°C (41° to 122°F)
Operating humidity: 10% to 80% (non condensing)

Controller Dimensions
Controller: 78 x 36 x 110mm (3 x 1.4 x 4.3in)
Panel cut-out: 71 x 29mm (2.8 x 1.2in)

Controller Weight
Controller & Cable: 170g (0.38lb)

Power Supply Dimensions
170 x 130 x 50mm (6.7 x 5.1 x 2.0in)

Power Supply Weight
1.4kg (3.1lb)

CE Certification FCC Certification UL Certification RCM Certification

Resource Data Management's best in class five year warranty.

Product Documentation

Log In or Register to view and download user manuals and product documentation.
LanguageTitleFile Size (kB)Date
LanguageML Controller user guide183830/04/2018
LanguageML Hot Controller User Guide105729/06/2018
LanguageML Multi-Stage Thermostat User Guide124829/06/2018
LanguageML Twin Compressor Controller User Guide133429/06/2018
LanguageRégulateur ML Guide Installation et Configuration FR130301/05/2017
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