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FIELD CONTROL / DISCRETE OUTPUT
IC670MDL331
120 VAC Isolated
2A Output Module
OUTPUT ARCHITECTURE
8 Outputs |
GROUP STRUCTURE
4 × 2 Isolated Groups |
RATED VOLTAGE
120 VAC |
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VOLTAGE RANGE
85–132 VAC
47–63 Hz
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POINT CURRENT
2 A Max.
Per point / group
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BUS CURRENT
154 mA
Maximum
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Built for Isolated AC Output Control
Eight discrete outputs are arranged as four isolated groups of two outputs. The module uses external 120 VAC field power while receiving output commands through the Field Control Bus Interface Unit.
RESPONSE
1 ms max. ON |
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OFF RESPONSE
1/2 Cycle max. |
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TECHNICAL CORE
IC670MDL331 Specifications
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| Product Type |
120 VAC Isolated, 2A Discrete Output Module |
| Rated Voltage |
120 VAC |
| Output Voltage Range |
85 to 132 VAC, 47 to 63 Hz |
| Outputs |
8 outputs, arranged as 4 groups of 2 |
| Output Current |
2 A maximum per point; 2 A maximum per group |
| Module Current |
6 to 8 A maximum depending on operating conditions |
| BIU Power Supply Current |
154 mA maximum |
| Inrush Current |
20 A maximum for one 20 ms cycle |
| Minimum Load |
10 mA per point |
| Output Voltage Drop |
3.0 V maximum |
| Leakage Current |
2 mA at 120 VAC |
| Isolation |
250 VAC continuous; 1500 VAC for 1 minute |
| ON Response |
1 ms maximum |
| OFF Response |
1/2 cycle maximum |
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CONTROL PATH
How the Output Stage Works
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01
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Bus Interface Unit Communication
The Bus Interface Unit sends output data to the module in serial form and receives loopback verification during transmission. |
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02
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Optical Isolation
Opto-isolators separate the module logic from the field output circuits. |
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03
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External AC Load Power
The external power supply provides the field power required by the connected AC loads. |
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FIELD DIAGNOSTICS
Four Group Status Zones
Each two-output group has its own fuse protection and status indication.
| F1 / PWR |
F2 / PWR |
| F3 / PWR |
F4 / PWR |
A blown group fuse causes its corresponding fuse LED to go off and provides a blown-fuse diagnostic indication through the BIU.
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FIELD CONTROL APPLICATION
Where the 120 VAC Output Architecture Matters
The IC670MDL331 is suited to Field Control installations where discrete AC loads need to be switched through eight outputs while maintaining isolation between the four output groups.
Typical control conditions
120 VAC field loads, grouped AC circuits, isolated load sections and applications requiring local fuse-status visibility.
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WHEN A REPLACEMENT IS OFTEN CHECKED
Output channel remains OFF
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ANOTHER TROUBLE CONDITION
Group fuse indication changes state
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PLANT RISK
Loss of an output group can interrupt connected AC equipment
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20 YEARS OF INDUSTRIAL AUTOMATION EXPERIENCE
Reliable Parts.
Faster Decisions.
Less Production Delay.
For urgent automation replacement needs, AMIKON works with customers around the world to locate hard-to-find industrial automation components and keep maintenance schedules moving.
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Urgent Automation Parts Supply
Downtime can affect production schedules, maintenance windows and operating costs. AMIKON provides an experienced sales team, international delivery options and rapid quotation support for automation replacement requirements.
| 20+ YEARS |
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GLOBAL SUPPORT |
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FAST QUOTATION |
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ENGINEERING FAQ
Questions Engineers Ask Before Replacement
Focused questions for checking voltage, output grouping, loading and diagnostic behavior.
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01 How should the four output groups be treated when planning the field wiring?
The eight outputs are arranged as four isolated groups, with two outputs in each group. The two points within a group are not individually isolated from one another, while the groups are isolated from each other.
02 What load rating should be checked instead of looking only at the 2 A point rating?
The 2 A rating applies to the long-term capacity of each point, but the total current of each two-output group is also limited to 2 A. Overall module loading is additionally affected by heat dissipation and operating temperature.
03 What should be checked when an AC load does not respond even though the control command is present?
Check the field supply, the associated output group, load wiring and fuse status. Each group has fuse protection and a corresponding fuse-status LED, while the BIU can receive a blown-fuse diagnostic indication.
04 Which AC voltage conditions are appropriate for the IC670MDL331 output stage?
The rated voltage is 120 VAC, with a specified output voltage range of 85 to 132 VAC at 47 to 63 Hz. Connected equipment should remain within the specified electrical range.
05 Why can a replacement appear electrically correct but still cause a field problem under load?
The point rating alone does not define the complete operating condition. Group current, total module loading, ambient temperature, load inrush and the specified AC voltage range all need to be considered when evaluating a replacement.
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ORDER SUPPORT
Simple Purchasing Process
Delivery
3–5 days |
Warranty
12 months |
Packaging
Brand new packaging |
Delivery Way
E-packing / FedEx / EMS / TNT / DHL / UPS |
Payment Term
T/T |
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QUOTE CHECKPOINT
Send These Details
| Part Number |
Quantity |
| Destination |
Required Date |
| Machine / System |
Providing these five details helps the sales team respond to your requirement more efficiently.
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AFTER-SALES CARE
Refund
&
Replacement
A straightforward process for handling post-delivery questions and eligible returns.
Please keep the item in its original condition when a return is required.
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Contact Within 7 Days
Please contact us within 7 days if you have any question after receiving the items. |
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Return Condition
The returned item has to remain in its original condition. Please provide the specific reason for the return. After the return is received, we will arrange a return or replacement for the order. |
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Shipping Cost
The buyer is responsible for all shipping costs incurred. |
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READY TO CHECK AVAILABILITY?
Talk With Miya Zheng
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20+ Years of Industrial Automation Parts Supply
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