Products
QYTS-3000
Typical order model: QYTS-3000-BG-T-S
GNSS-disciplined LAN NTP Stratum 1 time server for industrial cabinets, security, office, and auxiliary metrology timing.
Entry SKU: easy to deploy, clear specification boundaries. Single-port cabinet NTP, BeiDou+GPS, TCXO holdover.
Specification summary
| Timing protocol | NTP v3/v4 (UDP 123) |
|---|---|
| Time reference | GNSS 1PPS + TCXO discipline; industrial RTC holdover |
| Constellation (order code BG) | BeiDou + GPS |
| Ethernet | 1× RJ45, 10/100M (single port; not dual-port redundancy) |
| Power | Single path -S; IEC AC 220 V or DC050-T + external adapter (12–24 V DC); one inlet at a time |
| Management | Web (HTTP Basic Auth) + front LCD; SNMP read-only (SNMPv2c) |
| Recommended clients | ≤ 60 on LAN |
| Overload protect | Adaptive rate limit; ≈ ≤ 1024 replies/s |
| Default IP | 192.168.1.123/24, gateway 192.168.1.1 |
Interfaces
- RJ45 (NTP + Web)
- RS-485 Modbus
- 1PPS OUT
- IRIG-B120
- GNSS antenna
- LCD + key
Included
- Ethernet NTP service (LAN Stratum 1 after lock)
- RS-485 Modbus RTU absolute time (UTC incl. ms)
- TTL 1PPS output
- IRIG-B120 (DCLS) on this SKU
- Web UI, SNMP read-only, event log and 24h quality export
Not included (do not assume for tenders)
- PTP / IEEE 1588 stack
- NTS, IPv6, NTP broadcast/multicast server
- Dual-port failover
- HTTPS, SNMPv3, SNMP write
Important: internal GNSS 1PPS figures such as “10 ns RMS” are not “10 ns on the NIC” or “nanosecond Modbus timing”. See accuracy layers in the datasheet.