5/2004 Manual for connection and operation of the EV-94 EB page 2 of 28
I N D E X
1. SAFETY REGULATIONS.................................................................................................................................................. 3
2. INTRODUCTION................................................................................................................................................................. 4
3. ELECTRIC CONNECTION............................................................................................................................................... 5
3.1. Terminal assignment........................................................................................................................................................ 5
3.2. Connection data ............................................................................................................................................................... 5
3.3. Connecting an input signal .............................................................................................................................................. 5
3.3.1. Connecting a Pt100 or Pt1000 RTD probe or a thermocouple probe..................................................................... 5
3.3.2. Connecting a 4-20mA transmitter in 2-wire-technology ........................................................................................ 6
3.3.3. Connecting a 0(4)-20mA transmitter in 3-wire-technology ................................................................................... 6
3.3.4. Connecting a 0-1V, 0-2V or 0-10V transmitter in 3-wire-technology................................................................... 6
3.3.5. Connecting a 0-1/2/10V or 0-50mV transmitter in 4-wire-technology.................................................................. 6
3.3.6. Connecting a frequency- or rotation-signal ............................................................................................................. 7
3.3.7. Connecting a counter signal ..................................................................................................................................... 8
3.4. Connecting switching outputs ......................................................................................................................................... 9
3.4.1. Connection with configured low-side-switching output (NPN output, switching to GND) ................................. 9
3.3.2. Connection with configured high-side-switching output (PNP output, switching to +Uv) .................................. 9
3.4.3. Connection with configured push-pull-switching output...................................................................................... 10
3.5. Commen wiring of several GIA20EB........................................................................................................................... 10
4. CONFIGURATION OF THE DEVICE .......................................................................................................................... 11
4.1. Selecting an input signal type........................................................................................................................................ 11
4.2. Measuring voltage and current (0-50mV, 0-1V, 0-2V, 0-10V, 0-20mA, 4-20mA).................................................... 12
4.3. Measuring temperature
(Pt100, Pt1000 RTD probes and thermocouple type J, K, N, S or T
)............................................ 13
4.4. Measuring of frequency (TTL, switching-contact) ..................................................................................................... 14
4.5. Measuring of rotation speed (TTL, switching-contact) .............................................................................................. 15
4.6. Up-/Downwards counter (TTL, switching-contact).................................................................................................... 16
4.7. Interface mode ............................................................................................................................................................... 18
4.8. Selection of the output function .................................................................................................................................... 18
5. SWITCHPOINTS RESP. ALARM-BOUNDARIES ..................................................................................................... 20
5.1. 2-point-controller, 3-point-controller............................................................................................................................ 20
5.2. 2-point-controller with alarm function.......................................................................................................................... 21
5.3. Minimum/maximum-alarm (individual or common) .................................................................................................. 22
6. OFFSET- AND SLOPE-ADJUSTMENT........................................................................................................................ 23
7. MIN-/MAX-VALUE STORAGE...................................................................................................................................... 24
8. SERIAL INTERFACE....................................................................................................................................................... 24
9. ERROR CODES ................................................................................................................................................................. 24
10. SPECIFICATION............................................................................................................................................................. 26
11. SHORT FORM MANUAL………………………………………………………………………………...……….28
