Schneider BMXDDM16025H Discrete Mixed Input/Output Module

Overview

The Schneider BMXDDM16025H is a discrete mixed I/O module from the Modicon X80 series. It combines 8 digital inputs and 8 relay outputs in one compact unit. Designed for severe industrial environments, it ensures reliable operation under harsh conditions. This module supports Modicon M340 and M580 PACs for both local and remote I/O deployment. Its rugged design reduces maintenance, spare parts, and training costs while improving process efficiency. The module operates in an extended temperature range from -25°C to +70°C and meets multiple global certifications and industrial standards.

Technical Specifications

• Model: BMXDDM16025H

• Series: Modicon X80

• Type: Discrete Mixed Input/Output Module

• Environment: Severe industrial conditions

• Compatibility: Modicon M340 and M580 PACs

Inputs

• Number of inputs: 8

• Type: Current sink, logic positive

• Voltage: 24 V DC

• Current: 3.5 mA

• Input impedance: 6800 Ω

• Sensor compatibility: 2-wire/3-wire IEC 60947-5-2 and IEC 61131-2 type 3

• Guaranteed current state 1: ≥ 2 mA

• Guaranteed current state 0: ≤ 1.5 mA

Outputs

• Number of outputs: 8

• Type: Relay

• Voltage: 24 V DC (19–30 V), 24–240 V AC (19–264 V)

• Current: 2000 mA

• Minimum switching current: 1 mA at 5 V DC

• Maximum switching voltage: 125 V DC / 264 V AC

• Electrical durability: 100,000 to 300,000 cycles depending on load type

Performance & Reliability

• MTBF: 940,000 hours

• DC response time: 4 ms typical, 7 ms maximum

• Output response: ≤ 8 ms deactivation, ≤ 10 ms activation

• Mechanical durability: 20,000,000 cycles

• Protection: Input/output fuses, reverse polarity protection

Mechanical & Environmental

• Weight: 0.135 kg

• Dimensions: 32 x 100 x 86 mm

• IP rating: IP20

• Operating temperature: -25°C to +70°C

• Storage temperature: -40°C to +85°C

• Humidity: 5–95% without condensation

• Vibration resistance: 3 gn

• Shock resistance: 30 gn

• Dielectric strength: 1500 V AC primary/secondary, 2830 V AC output relay, 500 V DC between I/O groups

• Protective treatment: Conformal coating

Indicators & Diagnostics

• 1 green LED: Module operating (RUN)

• 1 green LED per channel: Channel diagnostic

• 1 red LED: Module error (ERR)

• 1 red LED: Module I/O

Certifications & Standards

• CE, UL, CSA, RCM, EAC, UKCA, Merchant Navy

• EN 61000-6-5, EN 61850-3, EN 61131-2 type 3