Appendix AStandard Models
161
Special Units
Name Specifications Model number Standards
Analog Timer Unit Settings: 0.1 s to 10 min (C4K–CN502 Cable, included) C4K–TM –––
Analog Timer
Variable Resistor
Connector
2–m cable and connector C4K–CN223 –––
Analog Input Unit 1 input; input ranges: 4 to 20 mA, 1 to 5 V C1K–AD –––
4 inputs; input ranges: 4 to 20 mA, 1 to 5 V C4K–AD –––
Analog Output Unit 1 output; output ranges: 4 to 20 mA, 1 to 5 V C1K–DA –––
Host Link Unit RS–232C 3G2C7–LK201–EV1 –––
RS–422 3G2C7–LK202–EV1 –––
I/O Link Unit APF/PCF C20–LK011–P –––
PCF C20–LK011 –––
I/OConnectingCable For horizontal mounting; cable length: 5 cm
(for maintenance)
C20P–CN501 –––
For vertical mounting; cable length: 40 cm
(for maintenance)
C20P–CN411 –––
I/OConnecting Cable For horizontal mounting; connects to Cable length: 5 cm C4K–CN502 –––
C4K I/O Units, Analog Timer Unit, or Cable length: 50 cm C4K–CN512 –––
Analog I/O Units (for maintenance) Cable length: 1 m C4K–CN122 –––
I/O Link Connecting
Cable
Cable length: 70 cm; for I/O Link Units only C20P–CN711 –––
EPROM 2764 ROM–H –––
Battery Set Built into CPU (same for all C–series PCs) 3G2A9–BAT08 –––
Relay 24-VDC contact relay G6B–1174P–FD–US U, C
24-VDC transistor relay G3SD–Z01P–PD–US U, C
24-VDC triac relay G3S–201PL–PD–US U, C