OJ Electronics MWD5-1999-UAC3, Instructions Manual

© 2022 OJ Electronics A/S

13

© 2022 OJ Electronics A/S

TECHNICAL SPECIFICATIONS

Purpose of control

Electrical underfloor heating

Method of mounting.

Wall mounting in a socket or 

mounting box

Supply voltage

100-240 VAC ±10% 50/60 Hz

Max. pre-fuse

16 A

Built-in interupter

2-pole, 16 A

Enclosure rating

IP 21

Wire size, terminals

Current ≤ 13 A - 1.5 mm

2

, solid core 

wire

Current > 13 A to 16 A - 2.5 mm

2

, 

solid core wire 

ELV limits realized

SELV 24 VDC

Output relay

Make contact - SPST - NO

Output, load

Max. 16 A / 3600 W

Control principle

PWM/PI

Standby consumption

≤0.5 W

Battery backup

5 years (storage)

Battery life, typical

5 years (storage) 10 years (powered)

RF frequency band*

2.4 GHz

WIFI*

IEEE 802.11 b/g/n - 2.4GHz

Security*

WPA/WPA2

Dimensions

OxD5: H/82, W/82, D/40 mm 

MxD5: H/84, W/84, D/40 mm 

MxD5-UA: H/115, W/84, D/40 mm

Build-in depth

22mm

Weight

≤200 g

Display

176x220 pixels TFT - resistive touch

Control pollution degree

2

Overvoltage category

III

Type of action

1.B

Software class

A

Rated impulse voltage

4kV

Ball pressure temperature (TB)

125°C

EU registered design

DM/082270

Note: At very low ambient temperatues the display may respond slowly.
* Only valid for WiFi Thermostats

MWD5-1999-UAC3 English