Polara iNS/iDS 2-Wire System Manual - For Use with iCCU-S2 and iCCU-C2

Oct 26, 2026

Polara iNS/iDS 2-Wire System Manual provides system description, safety information, and step-by-step installation guidance for iNS2 and iDS2 models used with iCCU-S2 and iCCU-C2 control units. Coverage includes wiring and cabinet connection options, installation procedures for the central control units and iNS2 APS devices, and configuration workflows using Polara Field Service Apps on iOS and PC. Topics span Wi‑Fi/Bluetooth connectivity, password and advanced communications settings, channel/phase setup, iDetect and button configuration, audio file preparation and upload, firmware updates, and health log access, with additional LED operation and configuration detail references.

LanguageEnglish

CategoryTechnology

FormatPDF

Pages119

Reading Time5 h 0 min

AccessFree to download

Safety Information

iNS2 System Description

iNS2 Accessible Pedestrian Signal (APS)

iCCU-S2 Intelligent Central Control Unit for Shelf

iCCU-C2 Intelligent Central Control Unit Plug-in Card

System Installation

iNS2 System Operation During Intersection Flash

iCCU-S2 with iNS2 APS – Wiring Diagrams

iCCU-C2 with iNS2 APS – Wiring Diagrams

Technical Support Contact

Using the Polara Field Service App for iOS to Change iCCU-X2 Settings

Wi-Fi Connection

Changing the Password

Advanced Communications Settings

Channel and Phase Setup

Using the Polara Field Service App for iOS to Change iNS2 APS Settings

Bluetooth Connection

APS Configuration Options

iDetect Settings

Using the Polara Field Service App for iOS to Access the Health Log

Using the Polara Field Service App for iOS for Firmware Updates

Using the Polara Field Service App for iOS to Program Calendar Features

Using Polara Field Service App for PC to Change iCCU-X2 Settings

Download Polara Field Service App for PC

iN-DGL (BLE Dongle)

Wi-Fi Connection

Connecting to the iCCU-X2 via Ethernet

Using Polara Field Service App for PC to Change APS Settings

Status Page

Settings

Using the Polara Field Service App for PC to Upload Audio Files

Firmware Update

Keeping Up to Date

Descriptions of Pilot LED Operation

Configuration Settings Details

Polara iNS/iDS 2-Wire System Manual Note: Model iDS2 is equivalent to iNS2 in all aspects, but includes iDetect functionality. Anywhere iNS2 is used in this manual, applies to iDS2 also. For use with iCCU-S2 and iCCU-C2 350-077 Rev. M-26909 7/15/2026 Contents 1. Safety Information 6 2. iNS2 System Description 7 2.1 iNS2 Accessible Pedestrian Signal (APS) 7 2.1.1 Technical Specification 7 2.2 iCCU-S2 Intelligent Central Control Unit for Shelf 8 2.2.1 Technical Specifications 8 2.3 iCCU-C2 Intelligent Central Control Unit Plug-in Card 9 2.3.1 Technical Specifications 9 3. System Installation 10 3.1 iNS2 System Operation During Intersection Flash 10 3.1.1 Wiring the Power Cord 10 3.1.1.1 Typical NEMA Cabinet 10 3.1.1.2 Typical CalTrans or 300 Series Cabinet 10 3.2 iCCU-S2 with iNS2 APS – Wiring Diagrams 11 3.2.1 Typical NEMA TS2 Type 1 Cabinet Connection with Interconnect Board – BIU Mode 11 3.2.2 Typical NEMA TS2 Type 1 Cabinet Connection with Interconnect Board – SDLC Hybrid Mode 12 3.2.3 Typical NEMA TS1 Cabinet Connection with Interconnect Board – Hard-Wired Mode 13 3.2.4 Control Unit Cabinet Wiring (Optional Wiring for Preemption and General Purpose Inputs) 14 3.3 iCCU-C2 with iNS2 APS – Wiring Diagrams 15 3.3.1 Typical 332 or Similar Cabinet Connection \#1 – Preferred 15 3.3.2 Typical 332 or Similar Cabinet Connection \#1 – Alternate 16 3.3.3 Typical 332 or Similar Cabinet Connection \#2 17 3.4 iCCU-S2 Central Control Unit Installation Procedure 18 3.4.1 Cabinet Interface for Ped Intervals and Ped Calls 18 3.4.2 Preemption and General Purpose Inputs (Diagram Section 3.2.4) 19 3.5 iCCU-C2 Central Control Unit Installation Procedure 19 3.6 iNS2 APS Installation Procedure 22 3.6.1 Connecting an External Button 24 4. Technical Support Contact 24 5. Using the Polara Field Service App for iOS to Change iCCU-X2 Settings 24 5.1 Wi-Fi Connection 25 5.2 Changing the Password 27 5.3 Advanced Communications Settings 28 5.4 Channel and Phase Setup 29 5.4.1 Cabinet Ped Interface Selection 29 5.4.2 View Interval Status 31 5.4.3 Advanced iCCU-X2 Settings – Channel Assignment 32 5.4.4 Advanced iCCU-X2 Settings – Ped Call Connection Setup 33 5.4.5 Advanced iCCU-X2 Settings – Load Switch Address 34 5.5 Assigning iNS2 APSs to Phases 35 5.6 Setting the iCCU-X2 Time/Date, SNTP & DST Settings 36 5.7 Setting Ethernet Configuration 37 5.8 General Purpose Input and Preemption (iCCU-S2 Only) 38 5.9 Viewing iCCU-X2 Information 39 5.10 Ped Isolator 40 6. Using the Polara Field Service App for iOS to Change iNS2 APS Settings 42 6.1 Bluetooth Connection 42 6.2 APS Configuration Options 43 6.3 Button Counters 46 6.4 Wireless Sync 47 6.5 iDetect Settings 48 6.5.1 Detection Profile 48 6.5.2 Range 48 6.5.3 Extended Push 48 6.5.4 Minimum Wave Time 49 6.5.5 Rain Lockout 49 6.6 PedApp Settings 49 6.7 Quiet Time 50 6.8 Viewing iNS2 Button Information 51 6.9 Preparing Audio Files 52 6.9.1 Download Audio Files [from Polara.com](from Polara.com) 53 6.9.2 Audio Library 55 6.10 Sending Audio Files to iNav Device 56 6.11 Extract Audio Files 58 7. Using the Polara Field Service App for iOS to Access the Health Log 60 7.1 Accessing the Health Log 60 8. Using the Polara Field Service App for iOS for Firmware Updates 61 8.1 Checking for the Latest Firmware 61 8.2 Performing a Firmware Update 62 9. Using the Polara Field Service App for iOS to Program Calendar Features 64 10. Using Polara Field Service App for PC to Change iCCU-X2 Settings 65 10.1 Download Polara Field Service App for PC (Intelligent Config) Application 65 10.2 iN-DGL (BLE Dongle) 65 10.3 Application Installation 65 10.4 Wi-Fi Connection 65 10.4.1 Auto-Login 66 10.4.2 Initial System Setup 67 10.5 Changing the Password 68 10.6 Advanced Communications Settings 69 10.7 Channel and Phase Setup 70 10.7.1 Cabinet Ped Interface Selection 70 10.

FAQs

How does the manual distinguish iNS2 and iDS2, and what functionality differences exist?

The manual states that iDS2 is equivalent to iNS2 in all aspects, but iDS2 includes iDetect functionality. Anywhere iNS2 is used in the manual also applies to iDS2.

What connection and installation approaches are covered for iCCU-S2 and iCCU-C2 systems?

The manual provides wiring and cabinet connection guidance, including typical NEMA TS2/TS1 cabinet connections, interconnect board modes (BIU mode, SDLC hybrid mode, hard-wired mode), and central control unit installation procedures.

How are iCCU-X2 and APS settings configured using the Polara Field Service Apps?

It describes workflows for iOS and PC, including Wi‑Fi or Bluetooth connectivity, password changes, advanced communications settings, channel/phase setup, and assigning iNS2 APS devices to phases. It also covers iDetect settings and configuration options.

Oct 26, 2026

Upload by A glass of water