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Johnson Controls M4 Controllers M4-SNC16121-0

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M4-SNC16121-0

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The M4-SNC16121-0 is a network controller from the Johnson Controls M4 Controllers series designed to efficiently manage and control HVAC systems. This controller is versatile for varied applications, operates within a wide humidity range, and features multiple input and output points.

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Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Technical specifications for M4-SNC16121-0

ManufacturerJohnson Controls
Product TypeNetwork Controller
Product LineM4 Controllers
Part NumberM4-SNC16121-0
Power Consumption38 VA maximum
Operating Humidity10% to 90% RH (30°C max dew point)
Total I/O28 onboard points (Inputs and Outputs)
Transmission Speeds (Ethernet)100 or 10 Mbps
Storage Humidity5% to 95% RH (30°C max dew point)
Maximum MSTP Devices50 devices
Non-Operating Temperature-40°C to 70°C
HousingBlack Polycarbonate & ABS blend
Power Supply24 VAC (North America), SELV (Europe)
Operating Temperature0°C to 50°C
MountingDIN rail or flat surface with screws
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The Johnson Controls M4-SNC16121-0 is a robust network controller engineered for reliable system management. This controller operates at a maximum power demand of 38 VA. Designed to accommodate environmental conditions, it functions correctly across an operating humidity range of 10% to 90% relative humidity, ensuring performance stability up to a maximum dew point of 30°C.

It includes 28 onboard input and output points, allowing for diverse control tasks. The Ethernet interface supports transmission speeds of either 10 or 100 Mbps, affording flexibility in data management and communications. The controller can connect with a maximum of 50 MSTP devices, enhancing its capability for extensive network setups.

The M4-SNC16121-0 can function within a non-operating temperature range of -40°C to 70°C, reflecting a strong tolerance to extreme conditions. In terms of design, its housing consists of a blend of black polycarbonate and ABS, providing durability.

This device requires a power supply of 24 VAC for North America and SELV for Europe. For mounting, it offers versatility, allowing installation on DIN rails or flat surfaces secured with screws. The storage humidity is also rated between 5% and 95% relative humidity, ensuring that the controller is well protected from moisture-related issues during storage.