GE IS220TCSAS1A TMR only Turbine Protection Terminal board
CPE010 CPE020 CPE030 CPE040Program Storage
Battery-backed RAM18 10 Mbytes 10 Mbytes 64 Mbytes 64 Mbytes
Non-Volatile Flash 10 Mbytes 10 Mbytes 64 Mbytes 64 Mbytes
Battery Life Expectancy, RAM Backup18 See GFK-2741 See GFK-2741 See GFK-2741 See GFK-2741
Programming Capabilities
Max Number of Program Blocks 512 512 512 512
Program Block Max Size 128 KB 128 KB 128 KB 128 KB
Discrete Reference Memory (%I, %Q)22 32 Kbits 32 Kbits 32 Kbits 32 Kbits
Analog Reference Memory (%AI, %AQ)22 32 Kwords 32 Kwords 32 Kwords 32 Kwords
Bulk Reference Memory (%W)22 Up to max user RAM Up to max user RAM Up to max user RAM Up to max user RAM
Managed Memory (Symbolic + I/O Variables)22,23 up to 10 Mbytes up to 10 Mbytes up to 10 Mbytes up to 10 Mbytes
Floating Point y y y y
Ladder Diagram (LD) y y y y
Function Block Diagram (FBD) y y y y
Structured Text (ST) y y y y
PID Built-In Function Block y y y y
"C" Language External Blocks
CPE010 CPE020 CPE030 CPE040
Communications
10BaseT/100BaseT RJ45 10BaseT/100BaseT x2 10BaseT/100BaseT x2 10BaseT/100BaseT x2 10BaseT/100BaseT x2
Advanced User Parameters (AUP file) config Y Y Y Y
RS-232 9-pin D-conn x1 9-pin D-conn x1 9-pin D-conn x1 9-pin D-conn x1
RS-485 15-pin D-conn x1 15-pin D-conn x1 15-pin D-conn x1 15-pin D-conn x1
Station Manager Port (dedicated RS-232) 46 9-pin D-conn x1 9-pin D-conn x1 9-pin D-conn x1 9-pin D-conn x1
Protocols
Modbus RTU Slave Y Y Y Y
SNP Slave Y Y Y Y
Serial I/O Y Y Y Y
SRTP (# simultaneous server connections) up to 16 up to 16 up to 16 up to 16
Web-server (http) and FTP connections up to 16 up to 16 up to 16 up to 16
Ethernet Global Data (EGD)27 Y Y Y Y
Number of EGD Exchanges (max)28 255 255 255 255
Selective Consumption of EGD Y Y Y Y
Remote Station Manager over UDP Y Y Y Y
Station Manager over Serial Comm Port

CPE010 CPE020 CPE030 CPE040
Time-of-Day Clock
Time-of-Day Clock Accuracy (@60°C) ±9 secs/day ±9 secs/day ±2 secs/day ±2 secs/day
Elapsed Time Clock (internal timing) accuracy ±0.01% max ±0.01% max ±0.01% max ±0.01% max
Simple Network Time Protocol (SNTP) accuracy to timestamp ±2 ms ±2 ms ±2 ms ±2 ms
RTC Battery Backup47 Y Y Y Y
RTC Battery Life expectancy See GFK-2741 See GFK-2741 See GFK-2741 See GFK-2741
Redundancy Features Model CRE020 Only Model CRE030 Only Model CRE040 Only
Memory Error Checking and Correction (ECC) Single bit correcting &
Multiple bit checking
Single bit correcting &
Multiple bit checking
Single bit correcting &
Multiple bit checking
Switchover Time (max)48 1 logic scan 1 logic scan 1 logic scan
Switchover Time (min)
48 3.133 ms 3.133 ms 3.133 ms
Max data in redundancy transfer list49 2 Mbytes 2 Mbytes 2 Mbytes
Redundant Synchronized Links Supported RMX128 x2 max RMX128 x2 max RMX128 x2 max
Environmental See GFK-2223 App A See GFK-2223 App A See GFK-2223 App A See GFK-2223 App A