www.balluff.com11englishFig. 4-8: Example 2, transducer installed with supporting rod4.4 Electrical connectionDepending on the model, the electrical connection is madeusing a cable or a connector.The connection or pin assignments for the respectiveversion can be found in Tab. 4-2 to Tab. 4-5.Note the information on shielding and cablerouting on page 13.4 Installation and connection (continued)4.4.1 Connector type S32/cable connectionS32PinCablecolor-A_10 -G_10 -C_00 -C_70 -E_00 -E_70Fig. 4-9: Pin assignment ofS32 (view ofconnector pins oftransducer), 8-pinM16 circular plug1 YE yellow Not used 1) 0 to 20 mA 20 to 0 mA 4 to 20 mA 20 to 4 mA2 GY gray 0 V3 PK pink 10 to 0 V 10 to -10 V Not used 1)4 RD red La (programming input)5 GN green 0 to 10 V -10 to 10 V Not used1)8 WH white Lb (programming input)BTL7-_1_ _-... BTL7-_5_ _-...6 BU blue GND 2) GND2)7 BN brown 20 to 28 V 10 to 30 V1) Unassigned leads can be connected to the GND on the controller side but not to the shield.2) Reference potential for supply voltage and EMC-GND.Tab. 4-2: Connection assignment BTL7...-S324.4.2 Connector type S115S115Pin-A_10 -G_10 -C_00 -C_70 -E_00 -E_70Fig. 4-10: Pin assignment ofS115 (view of connec-tor pins of transdu-cer), 8-pin M12circular plug1 0 V (pin 3)2 0 V (pin 5)3 10 to 0 V 10 to -10 V Not used 1)4 La (programming input)5 0 to 10 V -10 to 10 V 0 to 20 mA 20 to 0 mA 4 to 20 mA 20 to 4 mA8 Lb (programming input)BTL7-_1_ _-... BTL7-_5_ _-...6 GND2) GND2)7 20 to 28 V 10 to 30 V1) Unassigned leads can be connected to the GND on the controller side but not to the shield.2) Reference potential for supply voltage and EMC-GND.Tab. 4-3: Connection assignment BTL7...-S115Magnet(e.g. BTL-P-1028-15R)Supporting rod made of non-magnetizable materialBTL7-A/C/E/G_ _ _-M_ _ _ _-A/B/Y/Z(8)-S32/S115/S135/S140/KA_ _/FA_ _Micropulse Transducer - Rod Style