Injection Molding Machine Chapter 4
V3.0
4-44
I/O Board 1:
101 Operator gate limit switch 156 Mold close
103 Rear gate limit switch 157 Mold close back pressure (H series-close
low speed )
109 Hydraulic safety valve switch 158 Mold open decompression (H series-close
high speed)
110 Top guard limit switch 159 Mold open
111 Mold thin limit switch 176 Ejector forward
112 Mold thick limit switch 177 Ejector retract
113 Mold height pulse 178 Die height adjusting forward valve (H
Series-high pressure valve)
121 Mold protection 179 Die height adjusting backward valve (H
Series pre-fill valve)
122 Part drop sensor 180 Bad part detection (V35 ON)
131 Core 1 in limit switch 181 Core 1 in
132 Core 1 out limit switch 182 Core 1 out
133 Core 2 in limit switch 183 Core 2 in
134 Core 2 out limit switch 184 Core 2 out
135 Motor contactor monitor 187 Air blast valve on stationary platen
136 Robot enable core action 188 Air blast valve on moving platen
137 R type panel 196 Robot start signal
I/O board 2:
201 Injection front safety gate limit switch. 251 Motor 1
205 Injection rear safety gate limit switch. 252 Pump1 relief valve
209 Drop bar switch 253 Pump 2 relief valve
210 Nozzle purge guard 254 Lubrication pump
211 Hydraulic oil level 255 Knock out on the fly
212 Hydraulic suction filter 261 Injection
213 Lubrication oil level 266 Charge
214 Lubrication pressure 267 Suck back
221 Emergency stop circuit signal 271 Carriage forward
222 Robot input signal 272 Carriage retract
231 1
st
motorΔ confirmation
291 Cooler valve
232 Injection unit swivel input 292 Collar valve
233 Start cycle by safety gate 293 Alarm
234 Allow gate open after injection 294 Alarm light
235 Cycle start 295 Heater contactor
236 Screw rpm. 297 Mold adjusting brake
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