R. STAHL IS1+ CPU Module for Zone 1

Overview

The IS1+ CPU module functions as a gateway between the IS1+ distributed I/O system and the automation system. It supports PROFIBUS DP, PROFINET, Modbus TCP/RTU, and EtherNet/IP™, including HART communication and redundancy. The module offers RS485-IS (up to 1.5 Mbit/s) and Ethernet 100BASE-TX-IS (up to 100 Mbit/s) interfaces. It features comprehensive diagnostics based on NE 107 and supports FDT/DTM, OPC UA, and Web server integration for plant asset management systems. The operating temperature range is -40 °C to +75 °C.

Technical Characteristics

Explosion Protection

• Application Domain (Zones): 1, 2
• Ex Zone Interface: Ex ib [ia Ga] [ib Gb] IIC T4 Gb
• Certifications: IECEx PTB 22.0001 X, ATEX PTB 21 ATEX 2004 X, ATEX (PTB), Brazil (ULB), IECEx (PTB), India (Peso), BVIS, EU RO MR (DNV), KR, LR, ATEX (EUK)
• Installation Zone: Zone 1

Electrical Characteristics

• Protocol Configuration: Via rotary switch S1
• Redundancy: Full redundancy, cable redundancy, power supply redundancy
• RS485 Interface:
• Type: Sub-D plug
• Number of poles: 9
• Specification: Profibus RS485-IS
• Protocols: Profibus DP V1 HART, Profibus DP V0, Modbus RTU
• Address Zone: 1 ... 127
• Copper Transmission (RS485):
• Lengths/Rates: 1200 m for 9.6...93.75 kbit/s, 1000 m for 187.5 kbit/s, 400 m for 500 kbit/s, 200 m for 1.5 Mbit/s, 100 m for 12 Mbit/s
• Fiber Optic Transmission (RS485):
• Length/Rate: approx. 2 m at 1.5 Mbit/s
• Ethernet Connection: 2 x RJ45 sockets (EIA/TIA 568B)
• Ethernet Speed: 10/100 Mbit/s (auto-negotiation)
• Ethernet Interface: 100BASE-TX-IS
• Ethernet Protocols: MODBUS TCP, EtherNet/IP™, PROFINET
• USB Interface: USB 2.0 IS, Type A socket
• USB Transmission Rate: Max. 480 Mbit/s
• USB Current Consumption: 250 mA
• USB Protocols: Bus service

Auxiliary Power Supply

• Supply: Via base 9496 and PM 9445/32
• Current Consumption: 300 mA
• Max. Power Dissipation: 5 W

Electrical Isolation

• CPU to CPU (Red.): 1500 V AC
• HE to CPU: 1500 V AC

Device Specific Data

Software

• Connectable Software: IS Wizard (via USB Service Bus), R. STAHL DTMs with FDT frames (e.g., FDTContainer from M+M, Pactware), AMS from Emerson Process Management, PDM from Siemens, PRM and Fieldmate from Yokogawa, FieldCare from Endress+Hauser, FDM from Honeywell

Available Parameters

• Hardware revision
• Manufacturer
• Serial number
• Software revision
• Type

LED Indicators

• Maintenance Needed LED: << M/S >>, blue
• Operating Condition LED: << PWR >>, green
• Automatic Data Exchange LED: << AS EXCH >>, green
• Configuration LED: << CFG ERR >>, red
• RS485 Data Exchange LED: << RXTX X1 RS-485 >>, green
• RJ45 Port 1 Connection LED: << LINK X2 LAN P1 >>, yellow
• RJ45 Port 1 Data Exchange LED: << RXTX X2 LAN P1 >>, green
• RJ45 Port 2 Connection LED: << LINK X2 LAN P2 >>, yellow
• RJ45 Port 2 Data Exchange LED: << RXTX X2 LAN P2 >>, green
• USB Data Exchange LED: << RXTX X3 USB >>, green

Diagnostics

• Global Error LED: << ERR >>, red
• Status LED: << STATUS >>, yellow

Ambient Conditions

• Ambient Temperature: -40 °C to +65 °C (without mounting plate); -40 °C to +70 °C (with 3 mm steel mounting plate); -40 °C to +75 °C (with 6 mm aluminum mounting plate)
• Storage Temperature: -40 °C to +80 °C

Mechanical Characteristics

• Degree of Protection (IP): IP30 (IEC 60529)
• Module Housing: Polyamide 6GF, Seawater-resistant aluminum
• Fire Resistance: V2 (UL 94)
• Pollution Class: Corresponds to G3
• Dimensions:
• Width: 32 mm (1.26 in)
• Depth: 123 mm (4.843 in)
• Length: 152 mm (5.98 in)
• Weight: 1 kg (2.2 lb)
• Mounting/Installation: Horizontal, Vertical
• Module Fastening: Torx T20 screws

Accessories

Ethernet Media Converters

• Multimode Fiber Converter (Art. No. 294420): For Zone 1 installation, 100BASE-FX to 100BASE-TX-IS conversion, 100 Mbit/s, up to 3 km.
• Singlemode Fiber Converter (Art. No. 294451): For Zone 1 installation, 100BASE-FX to 100BASE-TX-IS conversion, 100 Mbit/s, up to 30 km.

Base Units for CPU & Power Modules (Series 9496/32)

• 3-Slot Base (Art. No. 290095): For Zone 1, accommodates 1 CPU and 2 Power modules or 2 CPU and 1 Power module.
• 4-Slot Base (Art. No. 290162): For Zone 1, accommodates 2 CPU and 2 Power modules.

Fieldbus Isolator (Series 9185/11)

• Art. No. 227598: For safe area or Zone 2/Div. 2 installation, supports RS485-IS interfaces for Profibus DP, Modbus, and R. STAHL ServiceBus. Features automatic transmission rate adjustment and auxiliary power supply (24 V AC/DC).

Sub-D Plug, RS485-IS, Angled

• Art. No. 162693: 9-pin for connecting to CPU & Power modules (Series 9440/22), fieldbus isolator (9185), and media converter (9786/12-11). Integrated and switchable termination resistor. For RS485-IS (PNP standard). Ambient temperature: -40 °C to +70 °C.
• Art. No. 201805: 9-pin for connecting to fieldbus isolator (9185) and media converter (9786/12-11). Integrated termination resistor. For RS485-IS (PNO standard). Ambient temperature: -25 °C to +70 °C.

DTM Software

• DTM IS1 Series 9499/DTM: For parameterization and configuration of the IS1+ system, HART communication, FDT Frame support, status monitoring, and automatic topology creation. Available licenses: 30 devices (Art. No. 251237), 300 devices (Art. No. 251239), unlimited devices (Art. No. 251240).
• IS1 PCS7 APL Field Device Library: For easy integration of IS1+ systems into SIEMENS PCS7.
• AOI Tool: For easy integration of IS1+ systems into Rockwell ControlLogix and CompactLogix via EtherNet/IP.

RS485 Media Converter

• Art. No. 308562: For Zone 1 installation, converts USB to RS485-IS for intrinsic safety. Supports point-to-point, linear, or ring topology with diagnostic functions.
• Art. No. 308563: For Zone 2 installation, converts USB to RS485-IS for intrinsic safety. Supports point-to-point, linear, or ring topology with diagnostic functions.

USB RS485 Converters

• Art. No. 295356: USB/RS485-IS converter for Zone 2 installation. Bidirectional and interference-immune conversion from USB to RS485-IS with power supply via USB.
• Art. No. 285849: USB-IS/RS485-IS converter for Zone 1 installation. Bidirectional and interference-immune conversion from USB to RS485-IS with power supply via USB.