Mechanics

• Casing material: Polyamide
• Dimensions (w x h x d): 105 x 90 x 65 mm (6 DIN modules)
• Protection class: IP20Weight:220 g
• Mounting: Mounted on DIN rail (DIN 50022) 35 mm

Electrical connections

• Supply voltage: Screw terminal. Cable 0.5-2.5 mm², 0.5 Nm tightening torque
• M-Bus master port: Screw terminal cable 0.5-2.5 mm², 0.5 Nm tightening torque
• RS232: RJ45 8/8
• USB slave port: Type mini B

Electrical characteristics

• Nominal voltage:100-240 VAC (±10%)
• Frequency: 50/60 Hz
• Power consumption (nom):<6 W
• Installation category: CAT 2
• Unit loads: 1T/1.5 mA

Environmental specifications

• Operating temperature:-30 °C to +55 °C (reduced response time on LCD at low temperatures)
• Operating humidity:5 % to 90 %, non-condensing
• Operating altitude:0-2000 m
• Pollution degree: Degree 2
• Usage environment: Indoors, can be extended with IP67 enclosure for outdoor use
• Storage temperature: -40 °C to +85 °C

User interface

• LCD diplay: Graphic monochrome
• Display resolution: 128 x 64 pixels
• Keyboard: 7 illuminated buttons

M-Bus

• Interfaces :IR, integrated M-Bus Master, Wireless M-Bus Receiver, M-Bus slave
• M-Bus standard :EN 13757 and EN 13757-4
• Decryption: Yes

Integrated M-Bus Master

• Nominal voltage, master port:28 VDC
• M-Bus baud rate, master port:300 and 2400 bit/s
• M-Bus search modes: Primary, secondary
• Maximum cable length:1000 m (100 nF/km, maximum 90 ohm)
• Maximum number of unit loads (hardware limit): 32T/48 mA

Wireless M-Bus Receiver

• Modes: S1, T1, C1Maximum number of Wireless M-Bus devices:800
• Radio frequency band:434 MHz, 868 MHz
• Encryption, Wireless M-Bus: AES-128
• RF sensitivity:-105 dBm
• OMS compliant: Yes

M-Bus slave interface

• M-Bus baud rate, slave port:300 and 2400 bit/s
• Nominal voltage, slave port: 21-42 VDC
• Addressing modes: Primary, secondary
• Default address: 251

Approvals

• EMC: EN 61000-6-2, EN 61000-6-3
• Safety: EN 61010-1