Environmental Monitor on-board temperature humidity and dew-point sensors one relay contact capacity to add 8 additional external sensors (4 RJ12 and 4 Dry Contact/ 0-5V) built-in PoE British power supply included. Network Protocols Supported and Data Access Formats HTTP HTTPS (SSL/TLS) SMTP DHCP ICMP TCP/IP HTML (Desktop) SNMP v1/v2c XML CSV JSON
