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SeaDAC User Manual www.sealevel.com PO Box 830 – Liberty, SC 29657 864.843.4343

8223 – 32 Optically Isolated Inputs SeaDAC 8223 modules provide 32 optically isolated inputs with 300V external isolation and high channel-to-channel

8224 – 32 Reed Relay Outputs The SeaDAC 8224 provides 32 SPST Form A dry-contact Reed relays. Reed relays offer long life performance and fast respons

8225 – 16 Form C Relay Outputs Control a variety of low voltage, low current devices with the SeaDAC 8225. The module’s 16 channels of highly reliabl

8227 – 16 A/D, 2 D/A, 8 24V Outputs, 8 Isolated Inputs Designed using the Maxim MAX197 successive approximation-type A/D chip, the SeaDAC 8227 provide

8232 – 8 Optically Isolated Inputs/8 High-Current Form C Outputs The SeaDAC 8232 provides 8 optically isolated inputs and 8 SPDT high-current Form C r

SeaMAX Application Suite SeaMAX Overview The SeaMAX Suite is a collection of software libraries, and configuration and diagnostic utilities that facil

Communicating Via Modbus Sealevel SeaI/O and SeaDAC modules are designed to integrate seamlessly into existing Modbus networks. The supported command

SeaMAX Software Installation Proceed with installing the SeaMAX Software Suite using the software CD that was included with your Sealevel I/O module.

MaxSSD Configuration & Diagnostics Utility The Sealevel Systems configuration utility, MaxSSD, is designed to simplify the installation, configura

Host PC Configuration Tab (cont.) To communicate with a SeaDAC Lite module, select “SeaDAC Lite” from the “COM Port” dropdown box. MAXSSD will search

Table of Contents INTRODUCTION...

SeaI/O Configuration Tab Once the host computer is configured correctly, the “SeaI/O Configuration” tab becomes available. This tab only appears for

SeaI/O Configuration Tab (cont.) After the Get command is executed, the “Module Description” frame will display the model type, description, interface

SeaI/O Configuration Tab (cont.) The “Broadcast to Multiple Modules” checkbox, along with the “Set Settings” button can be used to change the baud rat

Digital I/O Tab The “Digital IO” tab of MaxSSD is displayed when using Sealevel I/O devices featuring discrete inputs and outputs. It displays the de

Digital I/O Tab (cont.) When displaying SeaDAC Lite modules, the “Digital IO” tab displays inputs and outputs in groupings (or banks) of four. Theref

Programmable I/O Tab The “Programmable IO” tab of MaxSSD is displayed when using Sealevel I/O devices featuring programmable inputs or outputs. This

A/D Inputs Tab The “A/D Inputs” tab displays the current state of the analog-to-digital channels for Sealevel I/O devices that feature A/D inputs. Set

D/A Outputs Tab The “D/A Outputs” tab is useful for manually setting the digital to analog output voltages on applicable Sealevel I/O devices with D/A

A/D & D/A Diagnostics To check basic functionality of both the A/D and D/A converters, press the “Diagnostics Utility” button on the “D/A Outputs”

Troubleshooting SeaMAX Following these simple steps can eliminate most common problems. 1. Read this manual thoroughly before attempting to install

Introduction SeaDACTM modules provide a powerful way to add digital and analog I/O to a variety of computers, controllers, and PLCs. Each SeaDAC model

Troubleshooting Ethernet (E-series) SeaI/O Modules Problem: The SeaI/O module starts up with a strange IP address (i.e., 169.254.x.x) All Ethernet Se

Hardware Configuration 8227 – Jumper and Dipswitch Settings The SeaDAC 8227 module ships factory configured with the D/A outputs set for 0-10V and cur

SeaDAC 8227 Jumper Locations This detail image of the right side of the SeaDAC 8227 circuit board shows the locations of the user configurable jumpers

D/A Settings The (E1) and (E2) jumpers (shown in the orange boxes on the previous page) configure the D/A outputs for 0-5V or 0-10V. Both channels can

Wiring Options I/O Wiring – SeaDAC 8221, 8222, 8223, 8224, and 8225 Modules Optically isolated inputs are arranged such that each group of four shares

I/O Wiring – SeaDAC 8227 Modules A/D Wiring Connections The SeaDAC 8227 supports single-ended, differential, and current loop A/D inputs. Single-ende

The SeaDAC 8227’s A/D channels can also be configured to provide up to eight 12-bit current loop inputs. Each input has two terminals – one positive

Digital I/O Wiring Connections The SeaDAC 8227 modules include eight optically isolated inputs that are arranged such that each group of four inputs s

I/O Wiring – SeaDAC 8232 Modules Optically isolated inputs are arranged such that each group of two shares a single common. The four I/O points and sh

Appendix A – How to Get Assistance When calling for technical assistance, please have your user manual and current device settings ready. If possible,

Overview Sealevel SeaDAC modules are available in various I/O configurations, each designed for maximum flexibility and easy field wiring. SeaDAC mod

Appendix B – Compliance Notices Federal Communications Commission Statement FCC - This equipment has been tested and found to comply with the limits f

Warranty Sealevel's commitment to providing the best I/O solutions is reflected in the Lifetime Warranty that is standard on all Sealevel manufac

Before You Get Started What’s Included All SeaDAC modules are shipped with the following items. If any of these items is missing or damaged please con

SeaDAC Hardware Description SeaDAC Module Common Features SeaDAC models include a high-retention Type B USB connector that prevents accidental disconn

SeaDAC Power Requirements Sealevel SeaDAC modules are powered by the USB host interface and require 5VDC @ 500mA to be available on the USB port. Mos

SeaDAC Configurations & Specifications 8221 – 16 Optically Isolated Inputs/16 Reed Relay Outputs SeaDAC 8221 modules provide 16 optically isolated

8222 – 16 Optically Isolated Inputs/8 Form C Outputs The SeaDAC 8222 provides 16 optically isolated inputs and 8 SPDT Form C relay outputs. Inputs can