Rockwell Automation 1755-OF8 GuardPLC Controller Systems - Manual (Page 302)

302 Publication 1753-UM001C-EN-P - March 2010
Appendix A Specifications
1755-HSC High Speed Counter Module
Attribute 1755-HSC
Number of counters 2
Input voltage 5V or 24V
Input current
≤
3 mA
Input signal frequency 0…1 MHz
Trigger with falling edge
Edge steepness 1V/
μ
s
Input cables
≤
500 m @ 100 kHz, shielded, twisted
Input resistance 3.7 k
Ω
Resolution 24 bit (value range 0… 6,777,215)
Accuracy of time basis 0.2%
Quantity of outputs 4 digital
Output load
≤
0.5A, voltage drop:
≤
3V
Output load in summary
≤
2 A
≥
18V
Operating Voltage 24V DC, -15…20%, ripple
≤
15%
Current consumption 0.1 A / 24V DC without load
0.8 A (3.3V DC), 0.1 A (5V DC)
Temperature, operating 0…60 °C (32…140 °F)
Temperature, storage -40…85 °C (-40…85 °F)
Weight 260 g (0.57 lb)
Certifications (when product is marked)
UL UL Listed Industrial Control Equipment
CE European Union 89/336/EEC EMC Directive, compliant with:
•
EN 61000-6-4; Industrial Emissions
•
EN 50082-2; Industrial Immunity
•
EN 61326; Meas./Control/Lab., Industrial Requirements
•
EN 61000-6-2; Industrial Immunity
EN61131-2; Programmable Controllers
(Clause 8, Zone A, B, & C)
C-Tick Australian Radiocommunication Act, compliant with:
AS/NZS CISPR 11; Industrial Emissions
Functional Safety Certified by TЬV