编码器部分型号： SU-5M TRD-GK2000-RZ TRD-GK500-RZ SU-6B-C TRD-GK2000-RZC2 TRD-GK500-RZC2 SU-6B-EX TRD-GK2000-RZL TRD-GK500-RZL SU-6M TRD-GK200-BZ TRD-GK50- TC-4S TRD-GK250-BZ TRD-GK800-RZ TC-4W
