Hach-Lange RTC103 N-Module - Manual (Page 7)

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Section 1 Technical data
These are subject to change without notice.
Embedded PC (compact industrial PC)
Processor Pentium ®1 , MMX compatible, 500 MHz clock rate
Flash memory 2 GB compact flash card
Internal working memory 256 MB DDR-RAM (not expandable)
Interfaces 1× RJ 45 (Ethernet), 10/100 Mbit/s
Diagnostic LED
1× power, 1× LAN speed, 1× LAN activity, TC status, 
1× flash access
Expansion slot 1× CompactFlash type II slot with ejector mechanism
Clock
Internal, battery-buffered clock for time and date (battery can be
replaced)
Operating system Microsoft Windows ®2 CE or Microsoft Windows Embedded Standard
Control software TwinCAT PLC Runtime or TwinCAT NC PTP Runtime
System bus 16 bit ISA (PC/104 standard)
Power supply Via system bus (through power supply module CX1100-0002)
Max. power loss 6 W (including the system interfaces CX1010-N0xx)
Equipment properties
Dimensions (L × W × H)
350 mm × 120 mm × 96 mm
(13.78 in. × 4.72 in. × 3.78 in.)
Weight Approximately 0.9 kg (1.98 lb)
Analog input 0/4 to 20 mA for flow rate measurement
Internal resistance 80 ohm + diode voltage 0.7 V
Signal current 0 to 20 mA
Common mode voltage (U
CM
) 35 V max.
Measurement error (for entire measurement
range)
< ± 0.3 % (from measurement range end value)
Electrical surge resistance 35 V DC
Electrical isolation 500 V
eff
(K-bus/signal voltage)
Digital outputs Aeration and alarm activation
Number of outputs 2 (KL2032), 4 (KL2134), 8 (KL2408), 16 (KL2809)
Nominal load voltage 24 V DC (–15 % / +20 %)
Load type ohmic, inductive lamp load
Max. output current 0.5 A (short-circuit proof) per channel
Reverse polarity protection Yes
Electrical isolation 500 V
eff
(K-bus/field voltage)
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