Ex ib IICT4 Gb IP67 Zone 1 Hazardous Area

SK-660 HART Communicator
Manufacturer in India

Based on DD analysis — supports private menus of all HART instruments. Built-in 24V/250Ω resistor and 0–22 mA current signal generator. Free DD database updates for life.

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IP67
PROTECTION
Zone 1
EX PROOF
300h
STANDBY
4GB
RAM+64GB
■ Ex ib IICT4 Gb ■ IP67 Rated ■ Zone 1 Hazardous Area ■ Android 9.0 ■ Cortex-A53 Octa-Core 2.0GHz ■ 4GB RAM + 64GB Storage ■ 5.5" 1280×720 Display ■ BT 5.0 · Wi-Fi 2.4G/5G · USB-C ■ 4200mAh · 300h Standby ■ -20°C to +50°C ■ Free DD Database Updates     ■ Ex ib IICT4 Gb ■ IP67 Rated ■ Zone 1 Hazardous Area ■ Android 9.0 ■ Cortex-A53 Octa-Core 2.0GHz ■ 4GB RAM + 64GB Storage ■ 5.5" 1280×720 Display ■ BT 5.0 · Wi-Fi 2.4G/5G · USB-C ■ 4200mAh · 300h Standby ■ -20°C to +50°C ■ Free DD Database Updates    
Why SK-660

Built for the Harshest
Industrial Environments

Every feature engineered for reliability in hazardous, demanding field conditions.

Intrinsically Safe

Explosion proof, certified Ex ib IICT4 Gb. Safe for Zone 1 hazardous areas in oil refineries, chemical plants, and pharma facilities.

IP67 Waterproof

Industrial-grade waterproof, dustproof & shockproof design. Double-color injection molding with silicone outer shell for anti-drop protection.

All HART Instruments

Based on DD parsing — supports private menus and detailed settings of all HART instrument brands and models. Latest DD database included.

Internet Remote Debug

Diagnose and configure HART instruments remotely via internet. Wi-Fi 2.4G/5G dual-band and Bluetooth 5.0 for flexible connectivity.

Free DD Updates

DD database updated for free throughout the product lifetime. Supports manual import of DD files. Real-time DD menu translation included.

300h Battery Life

4200mAh polymer battery. Over 300 hours standby, 12+ hours continuous use. Built-in 24V/250Ω resistor with software-controlled switch.

Industries

Trusted Across Industries

The SK-660 is deployed in the most demanding industrial environments across India.

Oil & Gas
Refineries
Petrochemical
Chemical Plants
Pharma
Manufacturing
Power Plants
Utilities
Paper Mills
Pulp & Paper
Water Treatment
Utilities
Products

SK-660 Series

Choose the model that fits your field communication requirements.

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Compare

SK-660 vs SK-660F

Both models share the same rugged hardware. The SK-660F adds Foundation Fieldbus support.

Feature SK-660 SK-660F
HART Communication✓✓
Foundation Fieldbus (FF)✗✓ Exclusive
DD-based Configuration✓✓
Internet Remote Debugging✓✓
Built-in 24V/250Ω Resistor✓✓
0–22 mA Current Generator✓✓
IP67 / Ex ib IICT4 Gb✓✓
Free DD Database Updates✓✓
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Downloads

Product Brochures

Download complete technical specifications, connection diagrams, and product details.

HART Only

SK-660

HART Handheld Communicator. DD-based, IP67, Ex ib IICT4 Gb. Full technical parameters, dimensions & connection diagrams.

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HART + FF Fieldbus

SK-660F

HART & Foundation Fieldbus Communicator. All SK-660 features plus full FF bus support. Ideal for mixed-protocol installations.

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Technical Parameters

Full Specifications

Hardware
ProcessorCortex-A53 Octa-Core 2.0GHz
RAM + Storage4 GB + 64 GB
OSAndroid 9.0
Display5.5" Capacitive 1280×720
Dimensions168 × 84 × 17.5 mm
Weight300 g
Power
Battery4200 mAh Polymer
Standby>300 hours
Continuous Use>12 hours (no 24V out)
ChargingUSB-C · 4 hours full charge
Connectivity
BluetoothBT 5.0 · 10m range
Wi-Fi2.4G/5G Dual-band · 802.11 a/b/g/n/ac
Protection
Explosion ProofEx ib IICT4 Gb
Protection LevelIP67
Operating Temp-20°C to +50°C
Humidity0%–95% (No condensation)
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