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1MRS755014

SPA-ZC 302

Profibus-DPV1/SPA Gateway

Installation and Commissioning

3.3.3.6. TTL/SPA bus cable

Fig. 3.3.3.6.-1 Interface cable coupling when using TTL (Order

number:1MRS120541)

3.3.3.7. RS-232/SPA bus cable

Fig. 3.3.3.7.-1 Interface cable coupling when using RS-232 (Order

number:1MRS120541)

Table 3.3.3.6-1 Pin numbers of the SPA bus/TTL connection

Pin Usage

2 RXD, data from SPA bus device

3 TXD, data to SPA bus device

7 GND, signal ground

9 +8V, optional power supply from SPA-ZC 302

SPA-ZC 302 SPA device, TTL

9-pin female D-connector 9-pin male D-connector

cableTTL_a

Table 3.3.3.7-1 Pin numbers of the SPA bus/RS-232 connection

Pin Usage

2 TXD, data to SPA bus device

3 RXD, data from SPA bus device

5 GND, signal ground

SPA-ZC 302 SPA device, RS-232

9-pin female D-connector 9-pin male D-connector

cable232_a

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ABB SPA-ZC 302 Specifications

General