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Hardened Managed Ethernet Switches Quick Start Guide
Available models
Part Number Product Name Description
LEH1208A Series (Class 1 Div. 2 ISA 12.12.01 certified for use in hazardous environments)
LEH1208A 8-Port 10/100 Mbps Hardened Managed Ethernet
Switch
LEH1208A-2GMMSC 8-Port 10/100 Mbps with 2-Port GE MMSC
Hardened Managed Ethernet Switch
LEH1216A 16-Port 10/100 Mbps Hardened Managed Ethernet
Switch
LEH1216A-2GMMSC 16-Port 10/100 Mbps with 2-Port GE MMSC
Hardened Managed Ethernet Switch
8 ports 10/100, DC power
8 ports 10/100, 2-Port GE, DC power
16 ports 10/100, DC power
16 ports 10/100, 2-Port GE, DC power
LEH1208A
LEH1208A-2GMMSC
LEH1216A
LEH1216A-2GMMSC
This quick start guide describes how to install and use the Hardened Managed Ethernet Switch with Class 1 Div. 2 certification.
Designed for explosion-resistant environments, Hardened Managed Ethernet Switches provide reliable switching in industrial areas
constrained by space and explosion hazards.
Functional Description
• Meets NEMA TS1/TS2 Environmental requirements such as temperature, shock, and vibration for traffic control equipment.
• Meets EN61000-6-2 & EN61000-6-4 EMC Generic Standard Immunity for industrial environments.
• Supports Command-Line Interface in RS-232 consoles.
• 1000BASE-SX: Multimode SC type.
• Supports 8192 MAC addresses. Provides 2M bits memory buffer.
• Alarms for power and port link failure by relay output.
• Supports DIN-rail or panel mounting installation.
• Power Supply: Redundant DC terminal block power inputs or 12-VDC DC jack, 100–240 VAC external power supply.
• Supports RS-232 console, Telnet, SNMP v1 & v2c & v3, RMON, Web browser, and TFTP management.
• Supports IEEE 802.3/802.3u/802.3ab/802.3z/802.3x, auto-negotiation, 10-/100- /1000-Mbps, full/half duplex, auto MDI/MDIX.
• Operating voltage and max. current consumption: 1.25 A @ 12 VDC, 0.625 A @ 24 VDC, 0.313 A @ 48 VDC.
Power consumption: 15 W max.
• Field wiring terminal: Use copper conductors only, 60/75, 14–24 AWG torque value 4.5 lb-in.
• -40 to +167° F (-40 to +75° C) operating temperature range. Tested for functional operation @ -40 to +185° F (-40 to +85° C).
UL508 Industrial Control Equipment certified maximum surrounding air temperature @ 167° F (75° C).
Customer
Support
Information
Order toll-free in the U.S.: Call 877-877-BBOX (outside U.S. call 724-746-5500)
FREE technical support 24 hours a day, 7 days a week: Call 724-746-5500 or fax 724-746-0746
Mailing address: Black Box Corporation, 1000 Park Drive, Lawrence, PA 15055-1018
Web site: www.blackbox.com • E-mail: info@blackbox.com
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LEH1200 Series Hardened Ethernet Switches Quick Start Guide
Physical Description
Designed for rugged environments, Hardened Managed Ethernet Switches provide reliable switching in industrial areas.
4
3
5
6
16-port RJ-45 or 8-port RJ-45 or 8-port RJ-45 or 8-port RJ-45 +
16-port RJ-45 + 8-port RJ-45 + 16-port RJ-45 2 GMMSC/RJ-45 or
2 GMMSC/RJ-45 2 GMMSC/RJ-45 bottom view 16-port RJ-45 +
front view front view 2 GMMSC/RJ-45
bottom view
2
6
11
7
4
5
10
9
8
1
1
All models: top view.
Figure 1. LEH1200 Series Hardened Managed Ethernet Switch.
LEH1200 Series switches components
Number in Figure 1 Product Name Description
1 Combo ports G1 and G2 LEH1208A-2GMMSC, LEH1216A-2GMMSC: (2) GE MMSC/RJ-45 combo ports
NOTE: These connectors are not present on LEH1208A and LEH1216A
switches.
2 (8) RJ-45 ports LEH1208A and LEH1208A-2GMMSC switches: 10/100 Mbps ports
3 (16) RJ-45 ports LEH1216A and LEH1216A-2GMMSC switches: 10/100 Mbps ports
4 (3) Power LEDs See the Indicators table on the next page.
5 Per port: (1) LINK/ACT LED See the Indicators table on the next page.
6 (2) LINK/ACT LEDs for
combo ports
7 (1) 5-pin terminal block Terminal block for Power 1, Power 2, and Ground
8 (1) DC power connector Links to DC power source
9 (1) DB9 connector Used for RS-232 serial control
10 (1) Reset button Press to reset the switch to factory defaults.
11 (1) 2-pin alarm contact On relay output with current 1 A @ 24 VDC
LEH1208A-2GMMSC and LEH1216A-2GMMSC only
NOTE: These LEDs are not present on LEH1208A and LEH1216A switches.
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LEH1200 Series Hardened Ethernet Switches Quick Start Guide
LEH1200 Series Switches Indicators.
LED State Indication
Power 1 Steady ON (Green) Power ON
Off Power OFF
Power 2 Steady ON (Green) Power ON
Off Power OFF
Power 3 Steady ON (Green) Power ON
Off Power OFF
10/100BASE-TX, 100BASE-FX/BX (LED for 10/100-Mbps RJ-45 ports, #5 in Figure 1 on the previous page)
LINK/ACT Steady ON (Green) A valid network connection is established.
Flashing (Green) Transmitting or receiving data.
NOTE: ACT stands for activity.
10/100/1000BASE-SX/LX/ BX (LED for GE MMSC/RJ-45 combo ports, #6 in Figure 1 on the previous page)
LINK/ACT Steady ON (Green) A valid network connection is established on the copper port.
Flashing (Green) Transmitting or receiving data on the copper port.
NOTE: ACT stands for activity.
Steady ON (Orange) A valid network connection is established on the fiber port.
Flashing (Orange) Transmitting or receiving data on the fiber port.
NOTE: ACT stands for activity.
Power Input Assignment
Power 3 12 VDC DC jack
Power 2 + 12–48 VDC
- Power ground
Power 1 + 12–48 VDC
- Power ground
Earth ground
Relay output rating 1 A @ 24 VDC
Relay Alarm Assignment
Fault Warning signal disable for the following:
• The relay contact closes if Power 1 and Power 2 both fail, but Power 3 is ON.
• The relay contact closes if Power 3 fails, but Power 1 and Power 2 are ON.
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