Warning systems

Bacharach gas warning device IP66 w. IR sensor MGS-450 R744 0-10000ppm

Order No.: 476.3820

Manufacturer number: H6302-2091

Manufacturer: Bacharach

To previous product 476.3734

Description

The MGS-450 refrigerant gas detector is intended for use in cold storage rooms and can be used alone, in combination with the MGS-408 controller or in combination with the BMS/BAS of the facility concerned. It conforms with refrigerant safety regulations (ASHRAE 15 and EN 378) and features an ...

Features

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Accessories
Technical data

Accessories / Replacement parts

Control unit

Bacharach control unit 8-channel MGS-408 f. MGS410/50/60

Order No.: 476.3861
Bacharach control unit 2-channel MGS-402 for MGS410

Order No.: 476.3887
Externes Netzteil

Bacharach Spannungsversorgung MGS 24V 40W für MGS-400 Serie

Order No.: 476.3896
Replacement sensor

Bacharach IR replacement sensor 0-10000ppm f. MGS410/50/60 R744

Order No.: 476.3869
Signal light/horn

Bacharach signal light/horn 24V DC f. MGS-410/50/60

Order No.: 476.3863

Technical data

Width

225 mm

Installation height

height:

0-2000 m AMSL

Height

210 mm

Length

85 mm

Alarm output

int. alarm tone

72 dB at 10 cm

alarm delay

configurable (0 to 15 minutes)

Display

indicators:

multicoloured status-LED

internal alarm tone 72 dB at 10 cm

Housing

Material: ABS

Refrigerant

R744

Operating pressure

pressure:

23.6 to 32.5"Hg (800 to 1,100 mbar)

Output analog

analogue output:

4 to 20 mA, 0 to 5 V, 0 to 10 V, 1 to 5 V (standard) or 2 to 10 V

Input

Inputs:

keys (×2),

magnetic switch (×2)

Protection class

IP41 oder IP66

Connections

Bluetooth®:

Bluetooth® Low Energy, BLE 4.2

Modbus:

Connection:

connector block RS-485

baud rate:

9600 (standard) or 19200

data bits

parity:

none (standard), even or uneven

stop bits:

1 (standard) or 2

repetition interval:

500 ms (minimum)

Connection cable

cable (mains):

2-lead, 16 - 28 AWG

cable (relay):

2-lead, 16 - 28 AWG

cable (Modbus):

recommended: Belden 3106A (or equivalent), 3-lead, double twisted pair + earth, shielded cable with 120 ? characteristic impedance, 16 - 28 AWG

Supply voltage

19,5 bis 28,5 V DC | 24 V AC

max. power consumption

4 W

Relative humidity

5 bis 90 %

non-condensing

Weight net

0,48 kg

Operating range

temperature: °C

semiconductor: -40 to 50 °C electrochemical: varies according to gas type and/or concentration, see MGS-400 (Art.-Nr. 1100-2294) operating instructions for the full temperature range list. infrared: -40 to 50 °C heat tone: -40 to 50 °C

Technical modifications reserved. Product images may differ from the actual product and are meant for demonstration purposes only. Absolutely no liability can be assumed for possible indication errors and errors in the manufacturers’ information.