Description

DEEPSEA DSE857 Control Module Online!

The DSE857 is a USB-to-RS485 converter that enables the conversion of a module’s USB port to an RS485 port. This RS485 port facilitates connecting the module to an RS485 MODBUS RTU master at distances of up to 1.2 km. The MODBUS RTU master can be an external PLC, a Building Management System (BMS), or a PC running the DSE Configuration Suite PC Software. Additionally, the device features an LED indicator that continuously displays the operational and connection status.

DeepSea DSE857 Control Module Specifications

Continuous Voltage Rating	8 V to 35 V continuous
Maximum Operating Current	123 mA at 12 V 71 mA at 24 V
Maximum Standby Current	104 mA at 12 V 63 mA at 24 V
Overall Size	35 mm x 97 mm x 102 mm (1.4” x 3.8” x 4.0”)
Weight	0.16 kg
Product Variants	0857-01 – 857 USB to RS485 communications device
Cranking Dropouts	Able to survive 0 V for 100 mS, providing supply was at least 10 V before dropout and supply recover to 5 V. This is achieved without the need for internal batteries. LEDs and backlight will not be maintained during cranking.

Data Sheet

Data SheetPDF

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1 review for DEEPSEA DSE857 Control Module With Best Quality!

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hoor – November 9, 2025

Rated 5 out of 5
The DEEPSEA DSE857 Control Module works seamlessly and shows impressive quality and performance!

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DEEPSEA DSE857 Control Module With Best Quality!

DEEPSEA DSE857 Control Module Online!

DeepSea DSE857 Control Module Specifications

Data Sheet

1 review for DEEPSEA DSE857 Control Module With Best Quality!

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