TransPort WR21 Cellular Router

Product number
WR21-M72B-DE1-SB
Manufacturer
This product is now End of Life. The recommended replacement is the IX20 LTE Cellular Router. See the comparison of the firmware enhancements to the new EX, IX, and TX line here.

Variations of the TransPort WR21 Cellular Router

Overview

Digi TransPort WR21 is a full-featured cellular Router offering the flexibility to scale from basic connectivity applications to enterprise-class routing and security solutions. With its high-performance architecture, Digi TransPort WR21 provides primary and backup WWAN connectivity over 3G/4G/LTE. The platform includes software selectable multi-carrier and regional LTE variants.

Flexible power and connectivity options, along with extended temperature ranges make Digi TransPort WR21 a versatile product for both commercial and industrial environments.

The Digi TransPort WR21 supports enterprise software features for advanced security (stateful firewall, MAC filtering, VPN), redundancy (VRRP+, SureLink), and management(SNMP, event logging, analyzer trace, and QOS), enabling the product to be used in PCI or NERC-CIP compliant applications.

Digi management solutions provide easy setup, configuration, and maintenance of large installations of remote Digi TransPort devices. Digi Remote Manager offers web-based device management for remote Digi cellular Routers, gateways and third-party devices.

KEY INDUSTRIES

  • Public Transit
  • Precision Agriculture
  • Manufacturing
  • Automation
  • Branch Office Networking
  • Digital Signage and Kiosk
  • GamingSecure ATM
  • C&I Metering
  • Demand Response
  • Digital Oil Field
  • Renewable Energy
  • Smart Grid
  • Intelligent Lighting Controls
  • Traffic Management
  • Water & Wastewater
SPECIFICATIONS Digi TransPort WR21
Wireless InterfaceS
Cellular*
LTE - NORTH AMERICA (M5) LTE CAT 4: 700(B12,13)/850(B5)/AWS(B4)/1900(B2)
3G HSPA+: 850/1900 MHz
Transfer rate (max): 150 Mbps down, 50 Mbps up
Approvals: PTCRB, AT&T, Telus (pending)
LTE - EMEA/APAC (M7) LTE CAT 4: 800(B20)/900(B8)/1800(B3)/2100(B1)/2600(B7)
HSPA: 900/2100 MHz
EDGE: 900/1800 MHz
Transfer rate (max): 150 Mbps down, 50 Mbps up
LTE 450 - EMEA/APAC (M2) LTE CAT 3: 450(B31)/800(B20)/1800(B3)/2600 (B7)
HSPA+: 900/2100 MHz
EDGE: 900/1800 MHz
Transfer rate (max): 100 Mbps down, 50 Mbps up
Global HSPA+ (U9) 3G HSPA+: 850/900/1700AWS/1900/2100 MHz
2G EDGE/GPRS: 850/900/1800/1900 MHz
Transfer rate (max): 21 Mbps down, 5.76 Mbps up
Approvals: PTCRB, Vodafone
EMEA CDMA EV-DO (D5) 3G EVDO Rev B: 450 MHz
2G 1XRTT: 450 MHz
Transfer rate (max): 14.7Mbps down, 5.4Mbps up
GSM-R (R5) 900/1800/1900 MHz (TRM-5); GPRS Class 10; Transfer rate (max): 42.8 Kbps up, 85.6 Kbps down
SIM SLOTS (2) Mini-SIM (2FF)
SIM SECURITY Optional SIM slot cover plate
GPS**
ChannelS 12 channel, continuous tracking
SENSITIVITY Tracking1: -161 dBm; Acquisition2 (Assisted, non-LTE): -158 dBm; Acquisition (Assisted, LTE): -153 dBm; Acquisition (Standalone): -145 dBm
PROTOCOL NMEA 0183 V3.0
COLD START < 0.2 m/s
HORIZONTAL ACCURACY < 2 m (50%); < 5 m (90%)
VELOCITY ACCURACY < 0.2 m/s
OTHER
ADDITIONAL FEATURES Send GPS via UDP/IP, TCP/IP (up to two destinations) or serial; Customize and/or send data using Python; GPS status query; Time source capable
WIRED InterfaceS
Serial
PORTS (1) DB-9; DCE
DTE/DCE DCE
SIGNAL Support TXD, RXD, RTS, CTS, DTR, DCD, DSR, RI
FLOW CONTROL Software (XON/XOFF), Hardware supported
Ethernet
PORTS (2) RJ-45; 10/100 Mbps (auto-sensing)
USB
PORTS (1) USB 2.0 Type A
MANAGEMENT
REMOTE MANAGEMENT Digi Remote Manager (cloud based); SNMP v1/v2c/v3 (user installed/managed)
LOCAL MANAGEMENT Web interface (HTTP/HTTPS); CLI (Telnet, SSH, SMS, Serial Port)
MANAGEMENT/
TROUBLESHOOTING TOOLS
FTP, SFTP, SCP; Protocol analyzer with PCAP for Wireshark; Event logging with Syslog and SMTP; NTP/SNTP
MEMORY 128 MB NAnd Flash/128 MB DDR2 SDRAM
Power
INPUT 9 30 VDC, 18W min power source required
CONSUMPTION 4W typical (Idle); 12W typical (Peak Tx/Rx)
Connector Depending on model: Locking barrel or screw-down removeable terminal block
PHYSICAL
DIMENSIONS (L X W X H) 3.9 in x 5.2 in x 1.3 in (100 mm x 131 mm x 32 mm)
WEIGHT 1.08 lb (0.49 kg)
STATUS LEDS Power, Service, WWAN, 3x Signal strength
ENCLOSURE MATERIAL/RATING Industrial (Metal)/ IP30
Mounting Brackets for wall mount & DIN rail sold separately
ENVIRONMENTAL
OPERATING Temperature *** -35 C to +70 C (Reduced cellular performance may occur above +50 C)
STORAGE Temperature -40 C to +85 C
RELATIVE Humidity 0% to 95% (non-condensing) @ 25 C
Ethernet ISOLATION 1.5 kV RMS
Serial PORT PROTECTION (ESD) 15 kV
HAZARDOUS (CLASS 1 DIV 2) Models with Serial (RS-232/422/485) compliant to ANSI/ISA-12.12.01-2015
APPROVALS
Cellular PTCRB, NAPRD.03, GCF-CC, R&TTE, EN 301 511
SAFETY UL 60950, CSA 22.2 No. 60950, EN60950
EMISSIONS/IMMUNITY CE, FCC Part 15 Class B, AS/NZS CISPR 22, EN55024, EN55022 Class B
Warranty
PRODUCT Warranty 3 Years + Digi Foundations****

*Optional Hardware. Lead time and/or minimum order quantity may apply. Contact Digi Sales for details.
**Transfer rates are theoretical and network operator dependent
***Standard temperature power supplies may reduce temperature range.
****Digi Foundations can extend the standard three-Year warranty to a Limited Lifetime Warranty that provides replacement with a new or similar Digi product for a period of five Years from the data of purchase. After five Years from the purchase date, the warranty value will revert to a 40 percent credit towards the MSRP of an equivalent product from Digi.

Line Art

Enterprise Software DESCRIPTION
PROTOCOL Support HTTP, HTTPS, FTP, SFTP, SSL, SMTP, SNMP (v1/v2c/v3), SSH, Telnet and CLI for web management; remote management via Digi Remote Manager; SMS management, protocol analyzer, ability to capture PCAP for use with Wireshark; DynDNS; Dynamic DNS client compatible with BIND9/No-IP/DynDNS
SECURITY/VPN Stateful inspection firewall with scripting, address and port translation; VPN: IPSec with IKEv1, IKEv2, NAT Traversal; SSL, SSLv2, FIPS 197, open VPN client and server; PPTP, L2TP; (5) VPN tunnels (not upgradable); Maximum VPN tunnels available: 5; Cryptology: SHA-1, MD5, RSA; Encryption: DES, 3DES and AES up to 256-bit (CBC mode for IPsec); Authentication: RADIUS, TACACS+, SCEP for X.509 certificates; Content filtering (via 3rd party); MAC address filtering; VLAN support; Ethernet port isolation
ROUTING/FAILOVER IP pass-through; NAT, NAPT with IP port forwarding; Ethernet bridging; GRE; Multicast routing; Routing protocols: PPP, PPPoE, RIP (v1, v2) OSPF, SRI, BGP, iGMP routing (multicast); IP failover: VRRP, VRRP+TM; Automatic failover/failback to second GSM network/standby APN; Verizon NEMO/DMNR for primary wireless access
OTHER PROTOCOLS DHCP; Dynamic DNS client compatible with BIND9/No-IP/DynDNS; QoS via TOS/DSCP/WRED; Modbus UDP/TCP to serial; X.25 including XOT, SNA/IP, TPAD and PAD; Protocol switch; Modbus bridging for connecting diverse field assets
Title
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Recommended Antennas for the WR21

 

When selecting an antenna for the WR21, consider the following:

  • There are 2 LTE connectors for the WR21.
  • The most common connector types for the WR21 are SMA on LTE.

Airgain

Look for part numbers that begin with the following:

Antennas that Mount to the WR21 Unit

If you want hardware-mounted independent antennas for this unit, you will need the following 2 antennas to utilize all functions of the WR21.

Externally Mounted Combination Antennas

In most cases, an externally mounted combination antenna will improve the performance of a modem, router or gateway. Here are the options from Airgain.

Centurion
Premium External IP67 Antenna
AP-MMF-CC
M2Max
Dual Cell/LTE, MIMO External IP67 Antenna.
AP-M2M2-CC
Look for part numbers that begin with the following:

Antennas that Mount to the WR21 Unit

If you want hardware-mounted independent antennas for this unit, you will need the following 2 antennas to utilize all functions of the WR21.

Externally Mounted Combination Antennas

In most cases, an externally mounted combination antenna will improve the performance of a modem, router or gateway. Here are the options from MobileMark.

LLP Series
Dual Cell/LTE, 2xMIMO Antenna.
LLP202