NTI Trinity Tft399 Installation And Operation Manual page 79

Tft Series
Table 16-4 Alert Codes
Code Description
146 CH control was suspended due to fault
147 CH header temperature was invalid
148 CH outlet temperature was invalid
149 CH steam pressure was invalid
151 Minimum water temperature parameter was greater than setpoint
152 Minimum water temperature parameter was greater than time of day setpoint
155 CH modulation rate source parameter was invalid
157 DHW demand source was invalid
158 DHW P-gain was invalid
159 DHW I-gain was invalid
160 DHW D-gain was invalid
161 DHW OFF hysteresis was invalid
162 DHW ON hysteresis was invalid
163 DHW hysteresis step time was invalid
164 DHW sensor type was invalid
165 Inlet sensor type was invalid for DHW
166 Outlet sensor type was invalid for DHW
DHW storage OFF hysteresis was invalid
167
168 DHW storage ON hysteresis was invalid
169 DHW modulation sensor type was invalid
170 DHW modulation sensor was not compatible for Auto mode
171 DHW control was suspended due to fault
172 DHW temperature was invalid
173 DHW inlet temperature was invalid
174 DHW outlet temperature was invalid
DHW high limit must be disabled for Auto mode
175
176 DHW sensor type was not compatible for Auto mode
177 DHW priority source setting was invalid
178 DHW priority method setting was invalid
179 CH S5 (J8-11) sensor was invalid
180 CH Inlet temperature was invalid
181 CH S10 (J10-7) sensor was invalid
182 Lead Lag CH setpoint source was invalid
183 Lead Lag P-gain was invalid
184 Lead Lag I-gain was invalid
185 Lead Lag D-gain was invalid
186 Lead Lag OFF hysteresis was invalid
187 Lead Lag ON hysteresis was invalid
188 Lead Lag slave enable was invalid
189 Lead Lag hysteresis step time was invalid
No Lead Lag Modbus port was assigned
190
191 Lead Lag base load common setting was invalid
192 Lead Lag DHW demand switch setting was invalid
193 Lead Lag Mix demand switch setting was invalid
194 Lead Lag modulation sensor setting was invalid
195 Lead Lag backup modulation sensor setting was invalid
196 Lead Lag slave mode setting was invalid
197 Lead Lag rate allocation setting was invalid
198 Lead selection setting was invalid
Installation and Operation Instructions
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Trinity
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