Vaisala Hydromet Data Collection Platform - Manual (Page 152)

User's Guide ______________________________________________________________________
150 __________________________________________________________________M210784EN-E
Specifications
QML201 Logger, Version C
Table 38 QML201C Logger General Specifications
Property Description/Value
Processor 33 MHz, 32-bit Motorola
Memory 4 MB RAM and 4 MB program
A/D conversion 24-bit
Data logging memory 3.3 MB internal Flash memory
Up to 2 GB on optional CompactFlash
memory card
Sensor inputs 10 analog inputs (20 single-ended inputs)
2 counter/frequency inputs
Internal channel for BARO-1 pressure
transducer
Serial communication
Standard
One RS-232 and one RS-485 (two wire);
one SDI-12
Optional Two optional plug-in slots for
communication modules to increase the
number of the serial I/O channels up to
9 pcs
Fast serial expansion bus for connecting,
for example, digital I/O module
Speed 300 ... 38400 bps
Parameters Configurable speed, start bits, data bits,
stop bits, parity, XON/XOFF, and checksum
Ethernet communication
Standard
IEE 802.3
Two plug-in slots for Ethernet modules
DSE101
Speed 10 Mbs (10 BASE-T)
Can also be connected to 100/1000 Mbps
(100/1000 BASE-T) networks with 10 Mbps
Parameters Full/half duplex with auto-negotiation
TCP/IP communication
Supported protocols
ARP, UDP/IP, TCP/IP, FTP, SMTP, PPP
(with PAP or CHAP authentication), HTTP
(get), Telnet, ICMP Echo, DHCP, NTP,
DNS, serial port tunneling over TCP/IP
Voltage (external powering) 8 ... 30 VDC
Power consumption <10 mA (typically with basic 5 sensors)