Dynalco SWT-2000 Speed Switch/Speed Transmitter - Manual (Page 11)

Operating Instructions SWT-2000 DYNALCO
7
Reaction time Effective Measurement interval + max 6 ms
Contact resistance 50 m Ω Max. (Initial contact)
Contact isolation 1500 VAC (coil to contact)
1000 VAC (between open contacts)
2.4.3 Open Collector Outputs
Number 2 Open Collector outputs
Type Opto-coupler (passive)
External resistance IC nominal = 15mA (R
Pull-up
= V / I)
Example: V = 24 V Æ R = 1.6 k
Ω
IC max. = 30mA
Reaction time • As Frequency output: <30 us
• Effective Measurement interval + max 30 us
Load voltage V = 5VDC…36VDC
Isolation voltage 1500 VAC
Functions • May be assigned to System Limit 1..6, Sensor Alarm, Static error Sensor 1 or
2, dynamic error, always on or off.
• With or without Hold function (Reset via Binary input)
• Frequency Sensor 1 or 2, Frequency x2, Frequency x4 (subject to phase shift)
• Fail Safe or Not Fail Safe
Inverting Open collector output frequencies are in phase with the input signal.
2.5 Data Communication
2.5.1 Ethernet
Number 1
Physical Layer
Ethernet 10Base-T, IEEE 802.3i
Max cable length 100 m
Transmission rate 10 MBit/s
Connection Front panel, 8P8C (RJ45)
Usage Configuration and measurement status
Protocol Peer to Peer
Connecting cable Use a crossover cable
2.6 Environment
2.6.1 Climatic Conditions
Standard DIN 40 040
Operating temperature See 2.1 General
Storage temperature See 2.1 General
Relative Humidity • 75% average over 1 year; to 90% for max. 30 days.
• Condensation to be avoided.
2.6.2 Electromagnetic Immunity
Electrostatic discharge EN 61000-4-2 Contact 6 kV, air 8 kV
Electromagnetic fields
EN 61000-4-3
30 V/m, not modulated and AM 80 % with 1000Hz Sinus
wave
Fast transients EN 61000-4-4 2 kV, repeated 5 kHz duration 15 ms period 300 ms
Slow transients EN 61000-4-5 Line / line +/- 1kV, earth line +/- 2kV, 1 per minute
Conducted HF EN 61000-4-6 3 V eff (180 dBuV) 10 kHz – 80 MHz
Mains frequency
Magnetic field
EN 61000-4-8 50 Hz, 100 A/m 2 minutes
Voltage dips
EN 61000-4-11
Voltage dips, short interruptions and voltage variations
immunity tests