Potentiometer (optional) Stop Open Close Error Full open Full closed Space heater (standard feature) Power supply OFF at full open. ON at full open. OFF at full close. ON at full close. Potentiometer (bundled with R/I transmitter) R/I transmitter (optional) OFF at over-torque in open direction. OFF at over-torque in closed direction. M F U W NFB RST THR 2 1 10 9 R 6 5 12 11 13 R F F R OLS SLS THR R1 T1 OTLS STLS 3 7 H1 4 H2 A B C R F Motor circuit power Operation circuit power Closed N.O. contact SLS SLS Closed Limit Closed OLS Open Limit Open N.O. contact OLS Open Switching chart NFB Fuse Actuator Actuator R1 T1 A1 A2 A B C A1 A2 R1 T1 A Output signal Open Torque OTLS STLS Closed Torque 4-20 mA DC V 8 OFF at full open. ON at full open. OFF at full close. ON at full close. OFF at over-torque in open direction. OFF at over-torque in closed direction. Closed N.O. contact SLS SLS Closed Limit Closed OLS Open Limit Open N.O. contact OLS Open Open Torque OTLS STLS Closed Torque Actuator M〜 Actuator NFB RST R1 T1 Motor circuit power Operation circuit power NFB Fuse THR R F Stop Open Close Error Full open Full closed Power supply R F F R OLS SLS OTLS THR STLS Space heater (standard feature) R/I transmitter (optional) R1 T1 A1 A2 A B C Output signal 4-20 mA DC Potentiometer (optional) Potentiometer (bundled with R/I transmitter) 136 300mm - 400mm 450mm - 600mm