Oldham MX 52 Multichannel Gas Detection Controller

Code: MX52
  • 2-16 channels
  • SIL2 according to EN61511
  • RS 485 output

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The Oldham MX 52 controller accepts inputs from flammable (4-20 mA transmitter or catalytic bridge types) and toxic gas detectors. The MX 52 modular design allows you to build your gas detection system to meet your requirements.

The innovative features of the MX 52 are integrated into a 3U 19” frame rack for use in various applications. The unit can be programmed with the keyboard or by a laptop.  Suitable for use with any Teledyne or third party detector with compatible input.

Detection display and alarms

Each of the 16 channels performs as follow:

  • Continuous monitoring
  • Two discrete alarm relays per channel, one common Alarm three relays, one common Fault relay
  • Scrolling display of the monitored gas, nature, content and unit (ppm, LEL or %)
  • Alarms are triggered if the content exceeds preset thresholds
  • Relays activated to enable external warning devices (valves, audible/visual alarms)
  • General fault alarms

Performance  

  • The mainframe is a 19” rack frame 3U high with up to 16 channels (8 cards – 2 channels each)
  • Easy wiring
  • Easy programming
  • Fault and gas alarms monitored by a built-in micro-controller
  • Eight cards with two independent channels each
  • Fixed or scrolling fluorescent display with two lines, 16 characters
  • Three gas alarm thresholds are individually adjustablemx52 open
  • Instantaneous alarms 1 and 2
  • Alarm 3 on delay or average
  • General fault alarm
  • Local TEST push button
  • Fail-safe relay operation
  • Maintenance mode indicated by LED
  • 5 LED indicators per channel
  • Local or remote alarm acknowledgement
  • 4-20 mA input enables the connection of any analogue transmitters (flame, temperature, air velocity, pressure)
  • Common digital output (RS485 MODBUS protocol) and 4-20 mA output per channel

Reliability

Protection against RF and electromagnetic interferences prevents false alarms (CE marked).

Safety

The MX 52 controller is approved as a SIL 2 Safety Instrumented System according to EN 61511 and is compliant with European standards EN 50054, 50081 and 50082.

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Title Size
MX52 Brochure 318 KB
MX52 Manual 1 MB
MX52 Installation Manual 2 MB

Additional information

Weight0.09 kg

Ordering Information

Controllers

6451441  2-additional channel card (setting: 2x 340mA for Wheatstone bridge detectors)
6451442  2-addtional-channel card (setting: 2x 4-20mA)

Rack

W52I010 Frame rack 3 U 19″ type MX 52 fitted with 110 VAC power and CPU cards. Maximum capacity 16 channels. Standard version, delivered along with French and English simplified user manual.

W52O020 Frame rack 3 U 19″ type MX 52 fitted with 230 VAC power and CPU cards. Maximum capacity 16 channels. Standard version, delivered along with French and English simplified user manual

W52O02I Frame rack 3 U 19″ type MX 52 equipped with 230 VAC power and CPU cards. Maximum capacity 16 channels. Version with galvanic isolation, delivered along with French and English simplified user manual

Accessories

Installation

6797359 19″ 6U wall-mounted metal enclosure for MX52, window door, IP 55
6797910 19″ 9U wall-mounted metal enclosure for 2 MX52’s, window door, IP 55
6797942 19″ cable plate with a brush for MX52, 2 plates max. per cabinet

Power supply

6111264 Uninterrupted Power Supply (425 x 315 x 120 mm) for MX 52 – Charger 24V – 12A – Batteries 24 Ah

Software

6312288 COM 48/52 software for MX 48 and MX 52 configuration

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