Emerson SI-Universal User Manual page 127

9.1.2 Encoder error codes
If the option module detects an Encoder error during operation, it will force a trip on the drive and
provide a sub-trip string for a clearer definition of the trip. The sub-trip is shown in drive Pr 10.070 to
Pr 10.079. Table 9-2 shows all possible encoder error codes.
Table 9-2 Encoder error codes
Value Text
100 Enc PS Overload
101 Wire break P1
102 Wire break P2
103 Wire break A P1
104 Wire break B P1
105 Wire break Z P1
106 UVW phase P1
107 UVW phase P2
108 Comms timeout P1
109 Comms timeout P2
110 CRC error P1
111 CRC error P2
112 SSI error P1
113 SSI error P2
114 Setup changed P1
115 Setup changed P2
116 Comms period P1
117 Comms period P2
118 Phase offset P1
119 Encoder type P1
120 Encoder type P2
121 Rotary LPR P1
122 Comms pitch P1
123 Line pitch P1
124 Turns bits P1
125 Comms bits P1
126 Calc time P1
127 Line delay P1
128 Rotary LPR P2
129 Comms pitch P2
130 Line pitch P2
131 Turns bits P2
132 Comms bits P2
133 Calc time P2
134 Line delay P2
135 General trip
136 Motor Th
137 Motor Th SC
SI-Universal Encoder User Guide
Issue: 2
Encoder power supply output overload
General wire break on P1 interface
General wire break on P2 interface
Wire break A on P1 interface
Wire break B on P1 interface
Wire break Z on P1 interface
UVW phase error on P1 interface
UVW phase error on P2 interface
Comms timeout on P1 interface
Comms timeout on P2 interface
CRC error on P1 interface
CRC error on P2 interface
SSI signal or power supply error on P1 interface
SSI signal or power supply error on P2 interface
Configuration of P1 interface has changed
Configuration of P2 interface has changed
Comms exceeded 250 µs on P1 interface
Comms exceeded 250 µs on P2 interface
Phase offset angle incorrect on P1 interface
Unrecognized encoder type on P1 interface
Unrecognized encoder type on P2 interface
Rotary lines per revolution error on P1 interface
Linear comms pitch error on P1 interface
Linear line pitch error on P1 interface
Rotary turns bits error on P1 interface
Comms bits error on P1 interface
Calculation time too long on P1 interface
Line delay measured longer than 5 µs on P1 interface
Rotary lines per revolution error on P2 interface
Linear comms pitch error on P2 interface
Linear line pitch error on P2 interface
Rotary turns bits error on P2 interface
Comms bits error on P2 interface
Calculation time too long on P2 interface
Line delay measured longer than 5 µs on P2 interface
Undocumented catch-all trip
Motor thermistor too hot
Motor thermistor short circuit
Description
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