Motrona - DZ260/261/266/267/269 Monitor Encoder Speed Monitor-overspeed, underspeed, standstill & direction of rotation

Model Numbers

DZ 260  3 relays, serial RS232 interface and analogue output
DZ 261  3 fast switching transistor outputs, RS232 and analogue output
DZ 267 3 relays, serial RS232 interface
DZ 269 3 fast switching transistor outputs, serial RS232 interface

Features

  • Most versatile and fast-responding speed monitors for control and monitoring of overspeed, underspeed, standstill and direction of rotation
  • Impulse inputs for use with single channel signals (A only) or quadrature signals (A, B, 2x90°) or TTL-and RS422- signals with differential format A, /A, B, /B
  • Wide operating range from 0.1 Hz to 1MHz
  • Parameter settings by 4 front keys and LCD menu
  • Serial RS232 interface
  • Power supply 24 VDC
  • Auxiliary +5V output for supply of TTL encoders 
  • Housing for panel or DIN rail mounting

Specifications

Power Supply  17VDC - 30VDC 
 Ripple ≥ 10% @ 24VDC 
 Current consumption approx. 70mA @ 24 VDC 
 Aux. Output for encoder supply 5.2V max. 200mA 
 Inputs Control 1/2

Ri = 3.9 kOhms, Low < 2.5V, HIGH > 10V (max. 30V)

minumum duration of dynamic signals: 50 µsec.

minumum duration of static singals: 2 msec. 
 Encoder inputs

RS422, differential voltage > 1V

TTL, Low < 0.5 V, HIGH > 3 V

HTL ( NPN / PNP) Ri = 4.75 k, Low < 4V / HIGH > 10V 
 Input Frequency 

RS422 and TTL differential: 1 MHz

HTL and TTL single-ended: 350kHz 
 Analogue Output

±10V, max. 2mA

0 - 20mA, 4 - 20 mA (load: max 270 Ohm)

Resolution 14 bits, accuracy 0.1%

Settling time approx. 200us

Step response = 2 x sampling time + 200us 
 Relays (DZ260 and DZ267 only) Dry change-over contracts, switching capability 30V / 2A DC or 125V / 0.6A AC or 230V / 0.3A AC Response time approx. 4msec.  
Transistor Outputs (DZ 261 and DZ269 only)   3 fast, short-circuit-proof PNP-outputs 5-30V, 350 mA, response time < 1 msec.
 Serial interface RS232 / 2400 - 38400 Bauds 
Ambient Temperature 

Operation: 0 - 45°C ( 32 - 113°F)

Storage: -25 - +70°C ( -13 - 158°F) 
Housing  Plastic housing, suitable for mounting to standard DIN rails (35mm) 
 Display LCD with backlight, 2 lines at 16 characters, 3.5mm size 
protection Class  IP20 
 Connections 25 position screw terminals for cross sections of max. 1.5 mm² (0.0023 in²) 
 Conformity and Standards

EN61326-1:2006

EN61000-6-2:2006-03

EN61000-6-3:2007-09