SolaHD SDU24DB9 - SDU Series optional interface kit to convert relay contacts signal to DB9 signals
SolaHD

SDU24DB9

UPC: 783472604067


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Specification Sheet

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Overview

The SolaHD SDU24DB9 is an optional interface kit designed to convert relay contact signals into standard DB9 serial signals for seamless integration with PLCs, SCADA systems, and other industrial automation platforms. This compact, rugged kit eliminates the need for extensive rewiring when connecting legacy relay-based equipment to modern serial interfaces, reducing installation time and system downtime. The plug-and-play DB9 connectors ensure quick setup, while the durable housing protects against harsh industrial environments. By bridging low-level relay logic with high-speed serial communication, the SDU24DB9 improves system reliability, reduces cable clutter, and extends the life of existing hardware. Ideal for upgrading legacy systems or adding serial communication capabilities to new installations, this cost-effective solution delivers high performance without requiring power consumption. The kit supports standard DB9 pinouts with all 9 pins wired straight through, and features seven LEDs to monitor RS-232 signals, allowing users to infer data bias from LED intensity. Whether used in factory automation, power management, or process control, the SDU24DB9 provides a reliable, maintenance-free interface for converting relay contacts to DB9 signals.
  • Converts relay contact signals to standard DB9 serial signals
  • Plug-and-play installation with DB9 connectors
  • Seven LEDs monitor RS-232 signals for easy diagnostics
  • All 9 DB9 pins wired straight through for compatibility
  • Compact, rugged housing for harsh industrial environments

Specifications

Application
Industrial/Machine Control, Automation Process Control, Material Handling, Packaging Equipment
Brand Name
SolaHD
Connection Type
DB9
Series
SDU Series
Special Features
Optional interface kit to convert relay contacts signals to DB9 signals
Standard
UL (CANADA AND US), UL 508, UL 60950-1, CUL, CSA-C22.2, CE
Type
SDU Series, Direct Current Uninterruptible Power Supply System
Voltage Rating
24 VDC
Package Dimensions (L x W x H)
6.8 IN x 8.4 IN x 2.6 IN
Package Dimensions (L x W x H)
17.272 cm x 21.336 cm x 6.604 cm
Package Weight (Imperial)
1.150 L
Package Weight (Metric)
0.522 kg
SDU DC - B Series 24V DIN Rail/Panel mount battery module (cable included)

SDU24BATB

SDU DC - B Series 24V DIN Rail/Panel mount battery module (cable included)
SDU Series Battery, 24 Vdc, DIN Rail/Panel Mount Battery Module (Cable Included)

SDU24BAT

SDU Series Battery, 24 Vdc, DIN Rail/Panel Mount Battery Module (Cable Included)
SDU Series Battery, 24 Vdc, External Battery Module (Cable Included)

SDU24BATEM

SDU Series Battery, 24 Vdc, External Battery Module (Cable Included)
SDU DC - B Series DIN Rail DC UPS, 480 VA, 24 V/20 A. Battery module is required

SDU2024B

SDU DC - B Series DIN Rail DC UPS, 480 VA, 24 V/20 A. Battery module is required
SDU Series optional 6 Foot Battery Module cable to 24 V DC UPS

SDU24EXTBC6

SDU Series optional 6 Foot Battery Module cable to 24 V DC UPS
STC-DRS DIN Rail Power Protection and Conditioning Devices, Maximum Peak Voltage: 15 V, Nominal Breakdown Voltage 22

STC-DRS-036

STC-DRS DIN Rail Power Protection and Conditioning Devices, Maximum Peak Voltage: 15 V, Nominal Breakdown Voltage 22
240VA 10A B DIN DC UPSWOBAT

SDU1024B

240VA 10A B DIN DC UPSWOBAT
36 Volt Clamp for STC-642 Series data/signal protection devices

STC-642-036

36 Volt Clamp for STC-642 Series data/signal protection devices
STC-POE Series, Category 5 and 6 Power-over-Ethernet Connectors, Female to Female Connection, Voltage 65 Vdc, Dimensions: 2.3 x 1.00x .80

STC-P0E-65FF

STC-POE Series, Category 5 and 6 Power-over-Ethernet Connectors, Female to Female Connection, Voltage 65 Vdc, Dimensions: 2.3 x 1.00x .80
STC-DRS Series, DIN Rail Protection, Surge Supressor, Max. Peak Voltage 15V, Nominal Breakdown Voltage 22V, Max., Peak Current 8X20 ms 10KA, Max. Continuous Current 150ma, Nominal Series Resistance 5 Ohms

STC-DRS-232

STC-DRS Series, DIN Rail Protection, Surge Supressor, Max. Peak Voltage 15V, Nominal Breakdown Voltage 22V, Max., Peak Current 8X20 ms 10KA, Max. Continuous Current 150ma, Nominal Series Resistance 5 Ohms
Base for all STC-642 models. Designed to accommodate up to 10 AWG wire. Must be ordered separately.

STC-PCB1B

Base for all STC-642 models. Designed to accommodate up to 10 AWG wire. Must be ordered separately.
Extended Battery Cabinet for S4K2U7000C, S4K2U1000C (-5), S4K2U1500C, S4K2U1500C (-5), Quantity x Volt x Rating: 2 x 4 x 12V x 9.0Ah

S4K2U48BATC

Extended Battery Cabinet for S4K2U7000C, S4K2U1000C (-5), S4K2U1500C, S4K2U1500C (-5), Quantity x Volt x Rating: 2 x 4 x 12V x 9.0Ah

Frequently Asked Questions

What is the input voltage range for the SDU DC UPS?

The SDU DC UPS power module operates with an input voltage range of 22.5 to 30.0 Vdc.

What is the operating temperature range for the power module?

The power module has a wide operating temperature range from -20°C to +50°C.

How many battery modules can be connected to the SDU DC UPS?

Up to four SDU 24-BAT DIN Rail/Panel mount battery modules can be connected, or only one SDU 24-BATEM external battery module.

Can different battery module models be combined in one system?

No, you cannot use a combination of both models of battery modules; only one model can be connected to the SDU DC UPS.

What type of batteries does the SDU DC UPS use?

The SDU DC UPS uses sealed, maintenance-free lead acid batteries.

How long does it take to recharge a single battery module?

A single battery module typically recharges to 90% capacity in 8 hours.

What are the output current ratings for the SDU power modules?

The SDU 10-24 power module has a 10 A output current, and the SDU 20-24 has a 20 A output current.

What free space is required around the power module for installation?

The power module requires 20 mm above, 35 mm below, 20 mm left/right, and 10 mm in front for free space.

What are the alarm indicators for the SDU DC UPS?

A rapid audible indicator every 1 second signals a low battery, while a continuous audible indicator signals an overload.

Are the batteries in the SDU DC UPS user replaceable?

Yes, the batteries in the SDU DC UPS are user replaceable.

Frequently Asked Questions about SolaHD

What certifications and standards do SolaHD products comply with?

SolaHD power supplies are UL 508 Listed for Industrial Control Equipment and comply with multiple international standards, including UL 60950, CUL/CSA-C22.2 No. 234-M90, and IECEx certifications. Our products meet EMC and Low Voltage Directives, with extensive hazardous location certifications including Class I Zone 2, ATEX, and IECEx, ensuring reliable performance in industrial environments.

What industries and applications are SolaHD products used for?

SolaHD products are used across a wide range of critical industrial applications, including factory automation, process control, machine control, material handling, building automation, and harsh environment installations. Key industries include manufacturing, process industries, semiconductor fabrication, packaging, conveying equipment, instrumentation, and environments requiring UL508 compliance such as water treatment facilities. The products are specifically designed for challenging industrial settings, with certifications for hazardous locations and extreme temperature ranges.

What technical support does SolaHD offer?

SolaHD offers comprehensive technical support through experienced sales representatives available worldwide. Our support includes expert consultation for selecting the right power quality solutions, with award-winning online tools to help customers make precise product selections. Technical support covers the entire range of our industrial power solutions, from service entrance protection to point-of-use equipment, ensuring customers can optimize their facility's power infrastructure.

What are the main product lines offered by SolaHD?

SolaHD offers a comprehensive range of industrial power quality solutions across five primary product lines: Power Supplies, Surge Protection Devices (SPDs), Transformers, Power Conditioning, and Uninterruptible Power Supplies (UPS). Key product series include SDN Power Supplies, STV/STFV Surge Protective Devices, Industrial Control Transformers, MCR Constant Voltage Conditioners, and SDU UPS systems designed for industrial automation, process control, and critical manufacturing environments.

What are the key features of SolaHD products?

SolaHD products offer comprehensive industrial power quality solutions that convert, clean, and maintain electric current throughout manufacturing facilities. Key features include noise and surge protection, voltage regulation, drive protection, and uninterruptible power supplies (UPS). Their product lines cover everything from service entrance to point-of-use, with compact DIN rail mountable options that provide flexible, space-saving power solutions for sensitive industrial equipment like PLCs, networks, and control systems.

What environmental ratings do SolaHD products have?

SolaHD products feature robust environmental ratings including NEMA Type 1, 2, 3, 4, 4X, 12, and 13 classifications, as well as IP66 protection. These ratings ensure comprehensive protection against dust, water, and corrosion in both indoor and outdoor environments, with operating temperatures ranging from -40°C to 130°C.

What accessories are available for SolaHD products?

SolaHD offers a comprehensive range of accessories across multiple product lines, including surge protective devices (SPD), tracking filters, power supplies, UPS systems, and DIN rail mountable components. Key accessories include the STV100K Surge Protective Device, STFV Plus Series Tracking Filters, SDN and SCP Series Power Supplies, SDU Series UPS, and various DIN rail filters and converters that can be integrated into industrial control panels and power systems.

How are SolaHD products typically installed?

SolaHD products are typically installed on DIN rail mounting systems in industrial control panels, with multiple installation options including panel/wall mounting brackets. Most products feature easy-to-wire screw terminations, making them suitable for critical industrial applications like factory automation, PLCs, robotics, and computer-based control systems. The products are designed for flexible installation across various industrial environments, with wide operating temperature ranges from -20°C to +50°C and compact, rugged industrial designs.