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Preface Objectives This document describes the system structure, power modules, cables, interface parameters, and module parameters of the Layer 2 industrial Ethernet switch Gazelle S2028i. The appendix lists compliant standards and protocols, terms, acronyms, and abbreviations involved in this document.
1.1 Introduction The modular network-manageable Layer 2 industrial Ethernet switch Gazelle S2028i (hereinafter referred to as the Gazelle S2028i) adopts a full modular design, thus highly configurable and expansible. Providing various service and functional interfaces which support both the optical and electrical forms, the Gazelle S2028i can well satisfy customers' differentiated requirements.
Gazelle ST2028i (A) Hardware Description 1 Overview 1.2 System configurations Adopting industrial-level chip and power module, the Gazelle S2028i supports configurable interfaces, flexible power supply and networking modes, thus meeting special requirements of on-site industrial environment. Provide density of up to 20+4 interfaces, and support the 0.5U subcard in the upper and ...
Mapping between interface cards and slots LEDs 2.1 Appearance 2.1.1 Front appearance Figure 2-1 shows the front appearance of the Gazelle S2028i. Figure 2-1 Front appearance LEDs and MODE buttons Interface card slots RJ45 Console interface Raisecom Proprietary and Confidential...
2.2 Interfaces and buttons Service interfaces The Gazelle S2028i provides up to 4 uplink interfaces, including the 1000 Mbit/s RJ45 electrical interface and SFP optical interface. Moreover, it supports up to 20 downlink interfaces, including the 100 Mbit/s RJ45 electrical interface, 1×9 (SC/PC or ST/PC) optical interface, and SFP optical interface.
– – PTP card IEEE1588 clock card, no interface on the panel Management and auxiliary interfaces Table 2-3 lists the management and auxiliary interfaces of the Gazelle S2028i. Table 2-3 Management and auxiliary interfaces Interface Print Type Description Console Connected to the terminal through console...
1/3/4 as shown in Figure 2-11 refers to interface 4 in slot S3. 2.5 LEDs The LEDs on the Gazelle S2028i are located on the front panel and back panel. And the indication of the corresponding interface status is the same, as listed in Table 2-21.
Parameters 3.1 Introduction The Gazelle S2028i is embedded with a DC power module or an AC power module. Based on industrial standards, it provides reliable dual power backup and meets strict specifications. The power module has the following functions: The DC power module supports 24/48 VDC input.
DC/AC power interfaces are the 7.62 mm × 5-PIN Phoenix terminal. There is one power input interface on the power module of the Gazelle S2028i. Table 3-1 lists specifications of the DC power interface. Table 3-2 lists specifications of the AC power interface.
Raisecom Gazelle ST2028i (A) Hardware Description 4 Cables Cables This chapter describes cables for the Gazelle S2028i, including the following sections: Grounding cable AC power cable DC power cable Console cable Fiber Serial cable ...
4.2.1 Introduction The AC power cable supplies 110 V/220 VAC power and 110 V/220 VDC power from the power souring equipment to the power interface of the Gazelle S2028i, and then transmits power to the entire device. The AC power cables of the Gazelle S2028i are different according to local standards.
4.3.1 Introduction The DC power cable supplies 24 V/48 VDC power from the power souring equipment to the power interface of the Gazelle S2028i, and then transmits power to the entire device. 4.3.2 Appearance The DC power cable is composed of Phoenix terminal and power cables, as shown in Figure 4-5.
4.4 Console cable 4.4.1 Introduction The RJ45 Console interface can be connected to the Gazelle S2028i and allows you to log in to the Gazelle S2028i. The Console cable is used to connect the Console interface and the RS- 232 serial interface of the maintenance console and transmit configuration data. The maintenance Console implements local debugging and maintenance through the Console interface.
Connector RJ45 connector Number of cores Length 4.5 Fiber 4.5.1 Introduction The Gazelle S2028i supports single-mode or multi-mode fiber, as listed in Table 4-8. Table 4-8 Fiber connector Connector Fiber SC/PC 2 mm single-mode fiber Raisecom Proprietary and Confidential...
4.6 Serial cable 4.6.1 Introduction The serial cable is used to connect the RJ45 serial interface of the Gazelle S2028i with its peer device. Through the cable, the status information and data information of the inductor, detector, PLC and intelligent terminal are transmitted to the standard TCP/IP network.
4 Cables Figure 4-13 Wiring of the RS-422 cable Figure 4-14 Wiring of the RS-485 cable The Gazelle S2028i is delivered without the serial cable. If required, make the serial cable on site according to technical specifications. Raisecom Proprietary and Confidential...
Raisecom Gazelle ST2028i (A) Hardware Description 5 Interface and module parameters Interface and module parameters This chapter describes interface and module parameters of the Gazelle S2028i, including the following sections: Interface parameters Service interface module parameters 5.1 Interface parameters 5.1.1 Console interface...
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